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1·Three day's vacation should depressurize me.

三天的假期使我可以不那么紧张了。

2·Should a valve need repair, depressurize and drain the system on all sides of the valve.

如果某个阀门需要维修，则降低阀门所有端口的压力并排干系统内的流体介质。

3·The silver metal device on the right side of this Centura machine is a batch loader, used to quickly depressurize a stack of wafers prior to feeding them into the machine for processing.

Centura机器右侧的银色金属设备是一个斗式装载机（batch loader），用于快速给一叠硅晶片降压，然后将它们输送至Centura机器中加工。