o-rings on valve(016)or on tube(017) are damaged » O-戒在阀(016)或在管(017)已损坏 valves of gauges » 压力表的阀门 In me the tiger sniffs the rose » 我在老虎嗅玫瑰 ..
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所有的管路、阀门、压力表都由高质量的不锈钢构成，并且都是标准配件。
All valves, regulators and gauges proposed for the gas distribution lines shall be of good quality, stainless steel type, made for specific gasses and shall be provided with standard fittings.
所述机械节流阀受到电控制，例如阀门位置受到根据所述压力表的输出进行的闭环控制。
The mechanical throttle valve is electrically controlled, e. g. the valve position is under closed-loop control to the output of the pressure gauge.
针型阀比其他阀门更能受压，密封性能好，所以一般用于较小流量，较高压力的气体或者液体介质的密封，还可与压力表配合使用。
Needle valve pressure better than other valves, sealing performance, it is generally used for small flow, high pressure gas or liquid sealing medium, also used in conjunction with the pressure gauge.
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