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| 81. | The crankshaft is a one-piece casting or forging of heat treated alloy steel of considerable mechanical strength. The crankshaft must be strong enough to take the downward thrusts of the pistons during the power strokes without excessive distortion. |
| 曲轴必须具有足够的强度,以承受活塞在做功行程期间向下运动产生的冲力,而不会产生过度的扭曲。" |
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