结果表明，此缓冲系统有效地控制了稳定阶段活塞速度反弹，并对活塞速度变化有足够的自适应能力。
Experimental and simulation results prove that this cushion system can solve this problem effectively and has enough automatic adaptation ability for piston speed change.
铝活塞的表面常常镀锡，以便在发动机开始运转阶段能进行适当的磨合。
Often, aluminum pistons are tin-plated to allow proper break-in when the engine is started.
结果表明，只要台阶高度选择得合适，可使阶梯型活塞环的承载能力在整个磨损寿命阶段内都大于桶面活塞环的承载能力。
It is indicated that if the shoulder height of the stepped cross section piston ring is properly selected, its bearing capacity may be greater than that of the cir...
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