Chap3-excercise1

Chap3-excercise1 - L 例 1...

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Unformatted text preview: L 例 1 例例例例例例例例例例例例例例例例例例例 P=4000N 例 L=200mm 例 a=100mm, f=0.15, , 例例例例例例 . 2 . 1 K S = [ ] , MPa 300 = σ a P 例 : 1 例例例例 P 例例例例例例例 2 例例例例例例例例例例例例 F 2 P 1 F = a L P a T F 2 × = = P L a P T=P*L 例例 P L a P T 1 F 1 F 2 F 2 F F F 2 2 2 2 2 1 a L P 4 P F F F × + = + = = 8246N N 65968 15 8246 2 1 f F K Q S P = × = = . . P Q 3 例例例例例例例例 F K f Q S P ≥ 例例例例例例 2 P 1 F = P L a P T 1 F 1 F 2 F 2 F F F a L P a T F 2 × = = f Q P 4 例例例例例例 [ ] m m 08 . 19 300 65968 4 3 . 1 Q 4 3 . 1 d P 1 = × × × = × × ≥ π σ π 例例例例例例例例例例例例例例例例例例例例 P L a 例 2: 例例例例例例 6 例例例例例例例 , 例例例例例例 p=2MPa 例 D=80mm, 例 例例 : 1 例例例例例例 2 例例例例例例例 , C 2 C , F 5 . 1 Q b m , P = = 例 P Q p D [ ] , MPa 160 = σ 例例 1 例例例例例例 F N 1 6 7 4...
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Chap3-excercise1 - L 例 1...

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