Ͳ ̲Ҳ

  1. C . . 2 .
  2. I. Ͳֲί ֲί ò
  3. I.2.2. .
  4. I.3.2. ֳ .
  5. II.1
  6. II.
  7. III. .

, (Dp <0), - , (dp> 0).

(7.1) , dp dw . , , , , . , , . (, , . .) , , (. . ).

G

,

F - .

, , ,

(7.8)

(7.1)

. (7.9)

pvk = Const, , .

(7.1)

(7.9)

(7.8),

, (7.10)

- ̳ , .

( ) w ( , dp <0) (7.10) dF <0, . w> a ( ), (7.10) dF> 0, .

( ) w ( ) (7.10) , dp> 0, dF> 0, . w> a ( ) (7.10) dF <0, . ?? v = const

Fw = const.

, - .



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