two-stage rotary air compressor
... two-stage regulator 双级调节器 two-stage rotary air compressor 二级旋转式空气压缩机 two-stage sampling 二层抽样; 二级抽样; 二重抽样; 两级抽样 ...
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stage rotary air compressor
stage rotary air compressor 二级旋转式空气压缩机 rotary displacemment compressor 旋转置换式压缩机 rotary hermetic compressor 回转式全封闭压缩机 ..
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