Алиев Т.И. Сети ЭВМ и телекоммуникации

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123456 2. 78549AB2 A565CDEEFC2

131

DAFC B 53 32DCCC2B57 BEB26B57C3 CD3

2B5B6AC 68 278C4 BB23C;

• D59555 /5CABDD FCD8DB2 C 275CDC

AB9D32 3D3;

• D59555 B9DCD 9CD8D9A 58542 67 – 100 C EB833

3ECD/.

#8 6BDC3C A77 D23EB57C E87 2727EBD77 C

D7672DCB577 D3B8B1C BD2B3C A7E389 CD3, B84C57

757C3 «7E7 - &!!&&22# 2$56*2# 5 2».

DE747E9E5A88AC 4A%238AC 926A (DD) 236D7583D BEB

C3272C43A A7E389 CD3 67C C8C 12 67C,

276383 7 D2AD23 B6CD3, BB5C 236C ABDB2

58D:

• 532DCA7897 2B5B6A7 36 &D77C 67C;

• 1B2CBD7897 2B5B6A7 7 &D77;

• A2BB53 (ABD7CB3) 738C (A2B-738C);

• B6893 2B3DAC 7 27EB4C 3D7.

, BB5 $5# !,! BB BD3DC 836F33:

• 68 323674C AB9D32 67, 1B8B7 C 5C63BCB27CC

CB893D 36C7 A7E3897 CD37;

• ED89C3 A7CD78B58B3C (B 2753C  D276CCB

B6B6B) B275657D 7 43D 68CD389B &A87D7CC 3DC;

• BE8767D B689BD9 C 5BBBD9 533C C33C C

727FC57C A7E389B 3DC;

• 6BA7D B6B5233B3 CB89B57C3 3AB89AC 278C4

3D35 2BDBAB8B5;

• 3 75CD BD C33C 3D35 D3B8B1C C 3 BD75FCA7

BEB26B57C;

• CB89D D7672D3 ABB3D C 7D32C78 C B5B8D

ABECC2B57D9 5 B6B 3DC A7E38C 27 5C6B5.

, 42 D2AD2C2B57B1B B6B67 BDBD:

• 7AC7897 CD9A 5 273F3CC BBD53DD5F31B

ABCA7CBB1B BEB26B57C;

• 5BBBD9 53623C B5 2C8B3C C D3B8B1C;

• 1727DC2B57B3 BBD53DD5C3 53 33 ABB3DB5

3672B6 D7672D7;

• 5BBBD9 B6A843C 278C4 5C6B5 BEB26B57C 

BBF9 C532789 2B3DBA 7 27EB4C 3D7.

542 D2AD2C2B57B1B B6B67:

• ED89C 2BA BD2B3C, 43 2C D276CCBB B6B63;

• 6BB8CD3893 A7CD7893 7D27D 7 CEDB4B3

BEB26B57C3 (A7E38C, 2B3DAC, A2B-738C), ABDB23, 52B43, ED2B

BA7D 5 2B33 &A87D7CC.

+B5 D7672DB, BC57FC !,!, 583D D7672D

ANSI/TIA/EIA-568-A, 2727EBD7 C D53263 ABCD3D7C American

123456 2. 78549AB2 A565CDEEFC2

132

National Standards Institute (ANSI), Telecommunications Industry Association

(TIA) C Electronics Industry Association (EIA).

2.5. 728454367 2B2A76 259EB

254D9A2AC, 2CFC3 C256E 6E 9B3 (5A847

BDB5B8BAB3):

• 5BA7 DBCBD9 72363 56383 A778B5;

• B65323BD9 37C43AC 5B63D5C 5 2B33

&A87D7CC (BE25 C 7A7C) C, 5 5C  5BAB D26B3ABD9

C D273C, 5B6 CD3 C D2B 7 68CD389 2BA;

• 35BBBD9 B217C7CC BEC89B (B65CB) 5C.

2.5.1. $"%92 98B9F 5EA89AB99 "25585& C9

#8 BD2B3C E32B5B6 3D3 323674C 67 3BEB6CB

C3D9 3C7893 D3C43AC3 C 2B1273 236D57. ,2B3 DB1B,

3BEB6CB C3D9 653$ 7B672D53B C3ACC &83AD2B5C 7

275B CB89B57C B236383 47DBD C8C 7236B57D9  621C

B217C7C 3 563833 C 47DBD.

-32B5B67 59 BB577 7 CB89B57CC 5 A743D53

CB27CB C178B5 &246 C8C, DB433, 165& 2

6# 36!(5# (4-). 5DB4CA7C C 2C3CA7C )"5 58D

27B1B 5C67 2A5.

2.5.1.1. C 73DF5565 3!C

$7 2C.2.44 236D75837 A87CCA7C D276CCB 5C6B5

E32B5B6B 5C, ABDB27 5A8473D 5 3E:

• 73 276CB59 5 6C77B3 47DBD BD 30 37 6B 3AB89AC

63DAB5 77;

• 276CB2383 59 (''!) 5 6C77B3 47DBD BD 1 6B 300 77;

• DCAB5 59 5 6C77B3 47DBD BD 1 6B 100 77;

• 8732 (7 5,-847) 5 6C77B3 47DBD BD 300 6B 400 7.

)DC 3 5C6 E32B5B6B 5C 7B6D 5 EB833 C2BAB3

2C33C3 C 5 AB9D32 3D.

2.5.1.2. +2F2E47FC34CEC ,

+B5C 727AD32CDCA7C )"5 (276CB5B8) 58D:

B4 $5&4, #3

$737

276CB59

(30 37 -100 77)

''!

(1-300 77)

!DCAB57

(1-100 77)

*7327

7 5,-847

(300-400 7)

2.44

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133

• 462 BD6:

, 163 9 – 9CD8D9A 53D7; f – 29ADA2 AB83E7C

276CB5B8;

• EDD9A 36F5 P (&321C 7 3A6), C3237 5 57DD7;

• 28!5D9A D6 36F5, C3237 5 5B89D7 7 3D2.

2.5.1.3. -3A5C F23DF534F2676C , F2!6 23454

$7 323674 )"5 5 DB4A3 2C37 BA757D 58CC3 3

673D789 CC43AC 2B37:

7) DA82!55 &83AD2B71CDB1B B8 (BD 838C, 67C C D..);

8) 856DE655 31B 843 5 CBCC2B57 8B 7DB32;

9) 583C3 482C.

F&2)55 &83AD2B71CDB1B B8 BD 838C (2C.2.45) 2C5B6CD:

• A B87E83C B8 (43 EB893 47DBD7, D3 EB893 B87E83C3);

• A C33C 31B 7.

3&2, 6, 5 7DB323 B673D 5 BB5B

89D27CB83DB5 C843C3 B87 C 33D 5BC 5BD57 5 D343C3

DBA C 5 273 52337 1B67.

% CBB323 2BCB6CD (2C.2.46):

• 856DE655 6F5, 2C &DB 43 AB2B43 5B87, DB 3D9 43 EB893

47DBD7, D3 393 238B83C3 2C 2B4C 275 8B5C, B&DB

68 5C  ABC43ACC BE93AD7C CB89D 5BAB47DBD3

276CB5B8;

• B18BF3C3 &321CC.

2.45

< f

5BCC2B57

8B

2.46

123456 2. 78549AB2 A565CDEEFC2

134

9'&2"# (2C.2.47) – 583C3 B1CE7C 23DD5C, 2C5B6F33

A B87E83C B8: 43 EB893 27DBC3 C 43 EB893 47DBD7, D3

87E33 583C3 6C27ACC C EB893 B87E83C3 B8 5 DB4A3 2C37.

"2C 5EB23 68C 5B8 (47DBD 323674C) 68 E32B5B6B

323674C 3BEB6CB 2CC7D9 5B 5C7C3 8B5C 272BD273C

276CB5B8, 75CFC3 BD:

• D23 53 27BD23 7ADB2B5 (B18BF3C3, BD273C3,

6C27AC);

• CD3C5BDC B3;

• AB2BDC 323674C C 62.

2.5.1.4. %C2D2!56 F2C55A6

% 276CB53F7D389 2CCA7 276CB5B8 8B5B 276383 7

836FC3 6C77B:

• 465 (2000 – 600  C8C 150 – 500 A7);

• 98545 (600 – 200  C8C 500 – 1500 A7);

• CD8DAC5 (100 – 10  C8C 3 – 30 37);

• F6A82CD8DAC5 (333 10  C8C EB833 30 37).

-B833 74B BEBB57 C 7AB3 7BD7672DB 583D

6383C3 5B8 7:

• C6DE5A8DB5 (47DBD7 < 300 A7);

• 5CADE5A8DB5 (300 – 3000 A7);

• 45C2E5A8DB5 (3 – 30 37);

• E5A8DB5 (30 – 300 37);

• 45E5A8DB5 (300 – 3000 37);

• 92AE5A8DB5 (3 – 30 77);

• E66E5A8DB5  9FE66E5A8DB5 (> 30 77).

2.5.1.5. '5 342 F2C55A6 F2!6 C2D2!565

5B89B57C3 276CB5B8 27 6C77BB5 5 D3 C8C C

BE87D B236383D C 5BD57C, ABDB23 A27DAB 277D2C57D

C3.

E6 5&5 6:

• #223D 46 BD6 (29ADA): EB833 1 000  (333 300 A7).

• 254D9A2ADC: 8B7 C847D3897 BBEBD9 7D3 (CAC

A..6. 7D3).

#C271C2FC

84

2.47

123456 2. 78549AB2 A565CDEEFC2

135

• 5B89D 68 B67C CD3 DB4C5B1B 276CB53F7C C

5C 7 EB89C3 27DBC, 68 5C B6 5B6B, A67 3 2BCA7D

5B8 EB833 5BAC 47DBD.

35 5&5 6:

• #223D 46 BD6 (29ADA): 1000 – 100  (300 – 3000 A7).

• 533D 3DB /5CA 32E82 D6 (54) C-7:

1 C33C 8BDBDC CBB32;

1 57CB63D5C "2BD27D53" C "3B1B" 843,

2C36C 5 B6 DB4A (2C.2.48).

• 5B893D 68 276CB53F7C C 5C 7 8BD3 C 5 75C7CC.

$7 5B83 λ = 600  32367578 3672B6 C178 E36D5C

"SOS".

952 5&5 6:

• #223D 46 BD6 (29ADA): 100 – 10  (3 – 30 37).

• ;583C3 6C27ACC 3F3D53B C-7 23AB1B 5B27D7C

BD329 &321CC 2C BD273CC BD 838C (2C.2.49).

• "B83 5 DB4A3 2C37 B673D 5 BB5B 7 43D 238B83C

5B8 5 CBCC2B57B 8B3 7DB32 (ADC27 8CC 7 2C.2.49).

• 533D 3DB 7C27C3 B8 C 2B767C3 5C C-7 238B83-

C 5B8 5 CBB323 C 57CB63D5C 843 (2C.2.48 C 2C.2.49).

• $7 B67C3 B8 58CD B8343 5AC, 273C3 5B8 7

38AC 3B6B2B6BD CBB32, "27F383C3" (276383C3) 843

C-7 78C4C 71CDB1B B8 838C.

• "2C3D 2C B67CC 2BD3 (71CD2789) 8CC

276CB5C C 68 8ECD389AB 5C.

«"2BD27D53

84»

«83B

84»

2.48

"238B83C3-

BD273C3-

238B83C3

"238B83C3

2.49

123456 2. 78549AB2 A565CDEEFC2

136

5&5 6:

• #223D 46 BD6 (29ADA): 10 – 1  (30 – 300 37).

• "27ADC43AC BDDD53D 583C3 6C27ACC.

• 533D 3DB 583C3 8582C BD6 B 2AED9585, AB167 5B8

272BD27D 3 B 2 8CC, 7 B 617.

• $7 5B87 AB2B43 4  74C73D F3D53B A757D9 583C3

82995 824DBD6 7 78 3B6B2B6BD 7DB32 C CBB32,

5 2389D7D3 431B B83 BA7573D B439 87E, B B-233

DB4C5.

• "2C B53CC BFBD3 32367D4CAB5 6B 3AB89AC AC8B57DD

BB BF3D58D9 276CB59 7 27DBC 6B 3AB89AC D4

AC8B3D2B5.

95" 5&5 6:

• #223D 46 BD6 (29ADA): 1 – 0,1  (300 – 3000 37).

• 5BB327 68 63C3D2B5 5B8 B8BD9 2B2747 – B83

3 3 238B83D, B&DB 5BB7 59  ABC43ACC BE93AD7C.

• )321C B8 74CD389B 3973D C-7 B18BF3C 5 A78

6B6, D77, 5 B83A87 AC8B2B67 C 621C 17B5.

72 5&5 6:

• #223D 46 BD6 (29ADA): 0,1 – 0,01  (3 – 30 77).

• '72BD27D 27ADC43AC DB89AB 5 236387 2B

5C6CBDC.

• 5B89D 3C7893 BD2B7275833 7D3:

727EB8C43AC3, 2B23 C 62.

• #8 5B8 AB2B43 1,5  74C7D 2B58D9 8D599

ED65CF68DD D6D5 &83AD2B71CDB1B B8.

66 5&5  !$ 66 5&5 6:

• #223D 46 BD6 (29ADA): 0,01 – 0,001  (30 – 300 77) –

C88C3D2B53 5B8 C 333 0,001  (EB833 300 77) – 5B8

EC88C3D2B53.

• +87E83C3 B8 C-7 B18BF3C 5 D73 C 6B63 5B27D73D 6B

30-100 6-/A.

• % 7DBF33 523 6C77B 5B8, CB893 5 E32B5B6B

5C, 2BDC273D 6B:

1 82C829: 100–0,75 A (3–400 7);

1 B4E, 1332C23 87327C: 0,75–0,4 A (400–750 7).

• "B18BF3C3 5 D73 C 6B63 C2BA27 C 5C6C 5B8

B3D 6BDC17D9 BD3 6-/A, 4DB B7473D C 27ADC43A

32C3CBD9 5 BDA2DB 2BD27D53 – C CB89B57C3

383BBE27B 5 7A2D CD37: 5B8B5B67 C 53DB5B67.

5&5  45" 5&5 5B8 CB89D 5 D3835C63CC,

276CB53F7CC, 68 3DB 5C C 75C17CC 7 7&2B62B7, 68 5C 

B65CC BE93AD7C 5 1B2B67.

$7 2 5&% 5B87 27EBD7D: 276CB23833 8CCC,

276CB8BA7CB3 CD3, CD3 5C  ABC43ACC BE93AD7C.

123456 2. 78549AB2 A565CDEEFC2

137

"2C BD2B3CC AB9D32 3D3 CB89D

5BAB47DBD3 276CB5B8, 74C7  63C3D2B5B1B 6C77B7 47DBD:

7DC3D2B53 C C88C3D2B53.

2.5.2. 'A268AC A95C

, 5%(5 &542 73B 276CB5C BDBD:

• 824D9A2 ,%- C /,%-6C77BB5;

• D32C7893 3D353 ABD2B8832 – 824DED45E.

/AF9565F26 ('3) 2367743 68 27583C BE37 67C B

276CBA778 C 5A8473D 36 )%3 C 276CBD7C3 ('!) (2C.2.50).

'3 BE4B 236BD7583D 836FC3 5BBBDC:

• 5EB2 AB2BDC 323674C;

• D7B5A7 76237 B847D38;

• 2318C2B5A7 45D5CD389BDC, 236BD527F7F7 2C3

BB5B1B C1787 5 BDDD5C3 CB27DC5B1B.

#8 236BD527F3C 2C37 BB5B1B C1787 5 BDDD5C3

CB27DC5B1B 5 276CBB63 5D27C573D 2318DB2 45D5CD389BDC,

ABDB2 7673D B2B1B5B3 743C3 5B6B1B C1787, 2C ABDB2B

276CBB63 5A8473D 7 2C3.

&792385 – B2B1B5B3 743C3 5B6B1B C1787, 2C

ABDB2B '3 5A8473D 7 2C3.

,BD2ADC5B '3 C '! BE4B 5B8D 5 5C63 B6B1B

D2BD57.

92 CB89B57C 73B 276CB5C:

• 275CD389B 35BA7 DBCBD9 323674C 67, BAB89A,

3BD2 7 74CD3893 747893 58B3C B 2753C 

D383BB 59, 72367 87D7 7 B6C 276CBA778 74CD389B C3

7236B 87D 7 56383 D383B A778;

• 5BBBD9 27EBD 7 B6B 276CBA7783 3AB89AC 7EB3DB5;

• 5BBBD9 B217C7CC BEC89B 5C.

CC4 2C32B E32B5B6B 73B 276CB5C B3D

8CD9 E32B5B67 D383BC, B84C57 757C3 BDB5B 5C,

BE334C57F7 323674 3 DB89AB 234C, B C 621C DCB5 67,

5A847 89DC36C3, 7 D7A3 5B6 5 5D323D C 621C3

D383ABCA7CB3 3DC.

% B83633 63DC83DC3 5 EB833 C2BAB3 272BD273C3

B847D E32B5B63 8BA7893 54C8CD3893 3DC, 2378C33 5

27A7 73B 276CB5C. +D8C4CD389C BBE3BDC D7AC 3D3

(B 2753C  «D276CCBB» 73B 276CB59) 58D:

• CB8933 6C77B 47DBD 1 C EB833 77;

)%3

) ) ) ) ) ) ) )

2.50

123456 2. 78549AB2 A565CDEEFC2

138

• 275CD389B 3EB89B D322CDB2C789 B57D (6B 3AB89AC

BD3 3D2B5);

• 3C7893 3DB6 AB6C2B57C 32367573 67.

2.5.3. (A95232&8F2 39899 C9

'76CB23833 8CCC 5C (''*!) 236D758D BEB 3B4A

2C3B-32367FC D7C, 7D3 ABDB2 BDDBD 621 BD 6217 7

27DBCC 2B 5C6CBDC. ''*! CB893D E98B9 E2EA83CB99,

AB167 A767 D7C, 5B6F7 5 ''*!, 2CC73D, C8C573D C C8473D

C178 5 727583CC B363 D7CC (2C.2.51).

"B8717, 4DB 838 – 72, 27DBC3 r 36 65 7B6FCC

7 2B 5C6CBDC 7D37C 5 8473 1876AB B532BDC 838C

(275C7 E3 837 C8C 5B67 B532BD9) B236383D C 8B5C (.

2C.2.51):

121

22)()( hRhhRhRhRRhRrrr +++=−++−+=+=

163 h

, h

– 5BD7 D7B5AC BBD53DD53B 32367F3 C 2C3B

7D3 B36C D7C; R – 276C 3B1B 727.

/4CD57, 4DB

≈≈ hh

B

2753C



2Rh

B84C

)(222

2121

hhRRhRhr +=+≈

"2CC7

4DB

6400

≈

A = 6 400 000 , B84C:

7AC BE27B, 5 8473 7EB8DB 1876AB 3B B532BDC

27DBC3 (5 AC8B3D27), BE334C57F33 2 5C6CBD9 36

7D37C, B3D ED9 274CD7B B B283:

)(6,3

hhr +≈

[A],

163 h

, h

– 5BD D7B5AC BBD53DD53B 32367F3 C 2C3B

7D3 B36C D7C (5 3D27).

"2C h

= h

= 100  B84C:

≈

A.

].[)(6,3][)(10006,3][)(00000013

212121

CEhhEhhEhhr +=+⋅=+≈

2.51

123456 2. 78549AB2 A565CDEEFC2

139

#8 323674C C178B5 B ''*! 2C3D BD2B7275833

7D3  EB89C AB&CC3DB C83C 30-40 6- (10

– 10

27 B

BFBDC), 4DB B5B83D 2C3D9 32367D4CAC 3EB89B BFBDC

(3 EB833 10-20 %D).

#8 27EBD ''*! 5638D 47DBD 5 BE87DC BD 1 6B 30 77.

#BDBCD57 &DC 6C77BB5:

1) 5BA7 2BA7 BBEBD9;

2) 5BA7 B3BDB4C5BD9 C 763BD9.

#8 538C43C 2BAB BBEBDC ''*! 7 A76B D7CC

BE4B D7758C573D 3AB89AB AB83ADB5 2C3B-32367F3

7727D2, B6A8473 A B6B BEF3 7D33 C CB89FC

273 3FC3 (27EB4C3) 47DBD. (3B4A7 D7C  B6C AB83ADB

B6BDCB 5BAB47DBDB 2C3B-32367F3 7727D2,

D7B583B 7 A76B D7CC (E3 B68DB2B5 C 63B68DB2B5),

BE27D D7A 7573 545A58 ('&) 53 ''*! C8C

EAF9553.

'&5 &24&565,5 6 #3 ((''*!) 2367743

68 323674C 5BABAB2BD BDBAB5 C2B5 67, ABDB23

727AD32CD C2BAC 3AD2B 47DBD C D23ED C2BAC B8B

2BA7C 2C3B-32367F3 7727D2. (''*! 27EBD7D 7

47DBD7 EB833 10 77 C 5 C88C3D2B5B 6C77B3 5B8  47DBDB BD 30

77 6B 300 77. (''*! CB89D 5 B1BA7789 C2B5 3D

5C C 727AD32CD 5BAB AB2BD9 323674C 67.

2.5.4. D78945F2 926F C9

2.5.4.1. *C7 3776C

% BEF3 8473, B6 789455 C# BC7D 59 36

35EE 9A2E (17) 4323 CD9E59C5 9A2 ('7),

236D758FC3 BEB 7C53 9CF99AB55 9FAC 15E6 (*71),

2378CFC3 ACC 85A8296AD82.

+217C7CBB-D3C43A7 B5BABD9 8! 5C 278C4B1B

E7C2B57C, ,! (DCAC-23D278DB2) C 75DB7DCC2B57B

CD3 27583C BE27D 789457# 9267 C9 (DDD).

!DCAC B1D BE334C57D9 23 A778 36 65 DB4A7C

5 3D 5C, 27638 2BA BBEBD9 A7787 B236D5B

47DBDB1B C8C 5233B1B 8BD3C. +67AB EB833 &3ADC5

583D BBE B217C7CC, 2C ABDB2B A76B B89B57D38 68

323674C 67 236BD7583D 5 B8B7 2BA7C. "2C &DB 7

B6B 47DBD3

B2C23D A778 BD 3 D7C A 2CC7F3

DCAB5B D7CC, 7 7 621B 47DBD3

≠

– C2BAB53F7D389

A778 A 3 D7C BD DCA7, ABDB2 23D278C23D 7A3D,

CB89 D7A3 5 B8B 2BA7C. )DC 7A3D 2CC7D 53C

3C D7CC, 7B6FCC 5 276C3 63D5C 7D3 DCA7.

.78CC2 7623, B6327FC 5 71B8B5A3 7A3D7, 37 D7C

123456 2. 78549AB2 A565CDEEFC2

140

2CC73D D3 7A3D, ABDB23 2367743 3B236D53B 3, C

C1B2C23D BD7893.

$7 2C.2.52 BA77 2CC 2378C7CC DCAB5B 5C. 837

D7C 8!

32367D 7A3D ABC43AB D7CC ,!

7 47DBD3

ABDB27 23D278C23D B8433 673 7 47DBD3

≠

. %3 D7CC

(8!

, 8!

), 7B6FC3 5 B3 5C6CBDC ,!

, 5A847 D7C

BD275CD389 8!

, B847D 32367573 7A3D, DB 3D9 3236747 BD ,!

3 D7C 2378C3D B 33 «DB4A7-B1BDB4A7». 837

D7C, 7623 ABDB2B A77 5 32367573B 7A3D3 A7A 7623

7743C, 7BCD &DBD 7A3D 5 E32. +D7893 8! C1B2C2D &DBD

7A3D.

#8 323674C 67

D7CC 8!

, 7B6F3 53

B 5C6CBDC ,!1, B3D

CB89B57D9 3F B6C

DCA ,!

, ABDB2 7

47DBD3

≠

23D278C23D

7A3D, BDC5C BD ,!

+C7 2CC

27EBD C33D B1B BEF31B 

73C 276CBCD37C.

!7B3 EB89B3 82365 36

9FACDBE C 235EE

824D99A5E2E BDBCD 5B

B85E5 8298D9A825

32367573 C178B5. "2C

7B63CC 13BD7CB72B1B

DCA7 7 5BD3 BAB8B 36 000 A BEF33 523 272BD273C C1787

(A DCA C BE27DB) BD7583D BD 240  6B 270  5 75CCBDC BD

DB1B, 7B6CD 8C DCA 5 3CD3 C8C 5E8CC 1B2CBD7, 7  43DB

89DC83AC2B57C, ABD7CC C 76323A BE27EBDAC C1787 BEF7

7632A7 B3D BD758D9 6B 400 .

-871B672 5BAB AB2BDC

323674C 7A3DB5 37 D7C B3D 3D9 32367D9 EB89B3 4C8B

7A3DB5, 2363 43 325 C 7A3DB5 5B527DCD 7 838. "B&DB 5

DCAB5 CD37 32C383 3DB6 236BD527F3C

DB8AB53C 7A3DB5  BBF9 ABD2B8 3F3, ABDB23

CB89D 5 73 276CBCD37.

% 9FACDBD 99A5E5 3 3 37C B6D53263C

275C89BDC 2CD 67  BBF9 A5CD7C, BAB89A 53

33 D7CC 2CC7D 7A3D BD ,! (5 DB 4C83 C D7C-CDB4CA

8!1 7 2C.2.52). 48C D7C-CDB4CA 2CC73D 5B 7A3D 5 DB 3

5C63, 5 A7AB B E8 32367 ABC43AB D7CC, DB &DB  5BAB

D339 532BDBDC 5C63D389D53D B DB, 4DB 7A3D 275C89B 2CD

D7C3 7743C. % DB 3 523, 275C89 2C3 7A3D7 D7C3-

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2.52