1、双动的
... doubleactingsteamengine双动式蒸汽机 doubleacting双动的 DoubleactionDA双动模式更新 ...
2、双动
...复动式 double action双动,复动 double acting; doubleacting从病中复原 recover from an illness ...
doubleacting ram双作用油缸
doubleacting bucket双动式铲斗
doubleacting oil well pump双作用抽油泵
doubleacting air compre or双动式空气压缩机
doubleacting compre or双作用式压缩机