One reason for the slipper piston is that, on the short-stroke, over squareengine, the piston skirt had to be cut away to make room for the counterweights on the crankshaft.
使用滑裙活塞的原因是：短行程发动机需除去部分活塞裙部，从而为曲轴的平衡重让出空间。
2
Finally, the minimum square estimation method for estimating the time of burnout of the rocket engine is given.
最后给出了发动机熄火时间的最小平方估计。
3
Company founded in 1965, lies in xiangshan byland ningbo, covering 6500 square meter. specialized in the design, development, production and distribution of all kinds cylinder gasket of gas engine.