大桨的螺距角度是由倾斜盘的上升和下降动作控制的。
The main blades pitch Angle is controlled by the up and down movements of the swashplate.
当他上升时，重力影响它使它变慢(缓入)，然后开始下降时动作就越来越快速(缓出)直到它弹跳到地面。
As it goes up, gravity affects it and slows down (Ease In), then it starts its downward motion more and more rapidly (Ease Out), until it hits the ground.
这种机械保险式的延迟作用能确保开锁动作只有在膛压下降到一定数值时才发生。
This machinery insurance-type role to ensure that the delayed action only in the lock chamber when the pressure dropped to a certain value.
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