Always depressurize a regulator before closing the adjusting knob and removing the regulator from the cylinder.
在关闭调整钮和从钢瓶断开调整器之前,总是调整器减。
Always depressurize a regulator before closing the adjusting knob and removing the regulator from the cylinder.
在关闭调整钮和从钢瓶断开调整器之前,总是调整器减。
Should a valve need repair, depressurize and drain the system on both sides of the valve.
如果一个阀门需要维修,则在阀门的两侧对系统进行减和排放。
声明:句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。