这个问题是加剧了少量的空气泄漏进入气缸的进气阀旋转。

This problem is made worse by the small amount of air that leaks into the cylinders around the rotary intake valve.

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在摄入或中风入院，活塞动作，作为燃料和空气中可燃负责向下是进入气缸通过公开承认，进气阀。

During the intake or admission stroke, the piston moves downward as a charge of combustible fuel and air is admitted into the cylinder through the open intake valve.

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