economic expansion 经济扩张...gas expansion 气体臌胀...expansion n.扩充,开展,膨胀扩展扩展;...automatic volume expansion 自动音量膨胀...adiabatic expansion 绝热膨胀...sand expansion 铸砂膨胀...rubber expansion joint 橡胶膨胀节...Wohl expansion 沃尔展开式...vertical expansion 垂直扩展...after-expansion 残余膨胀...apparent expansion 虚表膨胀,视膨胀...volume expansion 音量扩展...domestic credit expansion 国内信用膨胀...air of expansion 呼息气...coiled expansion pipe 盘旋膨胀管,膨胀旋管...complete expansion 完全膨胀...expansion roof tanks 膨胀顶油罐...air expansion 空气膨胀...automatic expansion valve 自动膨胀阀...expansion of business 扩大营业...venture expansion fund 企业发展基金...
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