如果可能的话，从外面的主阀门关掉煤气。从邻居家给天然气公司打电话让他们处理。
Turn off the gas, using the outside main valve if you can, and call the gas company from a neighbor \ 's home.
订购手轮或链轮执行器时，要在主阀门订购代码基础上增加适当的执行器订购代码。
To order handwheel or chainwheel actuators, add the appropriate order code to the basic valve order code.
据报道，因为管道主阀门在爆炸中已被损坏，消防人员花了几个小时才阻止了煤气的渗漏。
According to the report, it took firefighters hours to stop the leak because the pipeline's main valve was damaged in the explosion.
主阀轴配置一个内轴，适用于双重调节止动记忆和阀门位置设置。
The main valve spindle incorporates an inner spindle for double regulation memory stop and valve position setting.
不需要从管线上拆卸阀门，就可以对主阀和引导系统进行维修。
The main valve and pilot system can be serviced without removing the valve from the line.
针对山西兴能发电有限责任公司高压主汽阀门泄漏以及高压调汽阀卡涩的问题，从垫片的材质、螺栓的预紧力以及机械结构等多方面进行了细致地分析。
Focus on the leak and block of the high pressure main stop valve, from the material of the gasket, the pressure of the bolt and the entire mechanical structure in Gujiao Xingneng Power Generation Co.
针对山西兴能发电有限责任公司高压主汽阀门泄漏以及高压调汽阀卡涩的问题，从垫片的材质、螺栓的预紧力以及机械结构等多方面进行了细致地分析。
Focus on the leak and block of the high pressure main stop valve, from the material of the gasket, the pressure of the bolt and the entire mechanical structure in Gujiao Xingneng Power Generation Co.
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