It has a fully working Stephenson link motion for reversing and controlling the point of cutoff of both cylinders.
它有一个充分的工作斯蒂芬森链接的议案，为扭转和控制点，截止双方的气瓶。
It has a fully working Stephenson link motion for reversing and controlling the point of cutoff of both cylinders.
它有一个充分的工作斯蒂芬森链接的议案，为扭转和控制点，截止双方的气瓶。
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