... gas installation 气体装置 gas installation pipe 气体装置喉管 gas installation works 气体装置工程 ...
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The installation mode moving the meter to outdoor with independent pipe for one household is given, and this technology meets the requirement for gas supply with better economy.
分析了移表出户、一户一管的燃气表安装方式，其技术满足供气要求且经济性较好。
The installation of gas pipe elbows not only consumes a great deal of materials, but also increases the drainage resistance.
瓦斯管弯头的安设不仅消耗了大量材料，而且增加了抽放阻力。
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