新编英汉空调暖通制冷技术词典 - 悦通网
... burneracetylene gasacetylene gas generatoracetylene pipeacetylene ... speed motoradjustable-speed transmissionadjustable-speed V-belt driveadjustable .... and relative humidityalloyalloy pipealloy steelall-purpose drying unitall-water ..... jointbellows manometerbellows operated pilot valvebellows pipebellows ...
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yuetong's website is yuetong.cn