Rapid closing of the valve is accomplished fitting a heavy spring.
安装一根粗弹簧就可以达到迅速关闭阀门的目的。
Fluid Energy Controls surge Stop surge Suppressors are designed to dampen the pressure surges caused by rapid closing and opening of flow control valves in any liquid handling system.
浪涌电压抑制器用以抑制关闭和开启控制阀时产生的压力波动。
In his closing chapter Mr Kissinger finally turns to the big question: does China's astonishingly rapid rise condemn it to inevitable conflict with America?
在最后一章，基辛格最终触及一个重大问题：中国震惊世界的飞速发展是否注定将于美国产生难以避免的冲突？
Protection device: rapid rolling door is arranged at the bottom of the photoelectric device, touch the obstacles in the process of closing down, stop immediately rebound.
保护装置：快速卷门门柱底部装有光电装置，在关闭的过程中触及障碍物，立即停止下降反弹回升。
The result proves that it is possible to make full use of hydraulic accumulator of rapid simultaneous closing and to reduce the overall dimensions of the device.
同时，论证了充分利用压机大型快速闭合蓄能器和缩小装置外廓尺寸的可能性。
At the same time the valve opens a small moment, to achieve the rapid opening and closing the valve.
同时阀门开启矩小、能实现阀门的迅速开启和关闭。
At the same time the valve opens a small moment, to achieve the rapid opening and closing the valve.
同时阀门开启矩小、能实现阀门的迅速开启和关闭。
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