... direct-acting engine 直接传动式发动机 direct-acting steam pump 直动蒸汽泵 direct-arc heating furnace 直接电弧加热炉 ...
基于48个网页-相关网页
direct acting steam pump 蒸汽直动活塞泵 ; 直动蒸汽泵 ; 直联蒸汽泵
direct acting steam pump coupling 蒸汽直动活塞泵联轴器
direct-acting steam pump 蒸汽直接作用泵
duplex direct acting steam pump 双缸直接推动式蒸气泵
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