- 相关词组
- uncompensated pump无补偿的泵
- two-way variable displacement pump双向变量泵
- air lift pump空气升液泵;
- petrol pump加油泵;
- unbalance vane pump不平衡型叶片泵
- air water heat pump空气水热力泵;
- universal pump通用泵
- pump out抽空;
- atomizing pump雾化泵；喷雾泵；雾化式泵
- pump into注入，灌输;
- water pump水泵;
- two-way flow pump双联泵
- two-stage compression pump二级压缩泵
- VACUUM PUMPn.真空汞，蒸汽吸水机;真空泵;
- unit pump单位泵,电动泵
- ultrahigh vacuum pump超高真空泵
- borehole pump深井泵，钻井泵（一般为离心泵，悬挂在钻井内）;
- underflow pump浓浆泵,低流泵
- hydraulic pump水力泵，液压泵;
- two-stage centrifugal pump两级离心泵
- 今日热词
- 热门搜索
- drop v.落下;（使）降低;使掉下;累倒;中途放下;停止;把…除名;急剧倾斜而下;给…送到;断绝往来;n.滴;少量;减少;糖豆;落差;空投;
- vaga 瓦加;哇嘎;沃歌;空泡毒素
- format n.（出版物的）版式;[自]（数据安排的）形式;电视节目的总安排（或计划）;vt.使格式化;安排…的格局;设计…的版面;
- bang n.突然的巨响;猛撞;刘海;v.撞，猛击;发出巨响;砰地关上;猛然放下;
- substance n.物质，材料;实质，内容;[神]灵;（织品的）质地;
- make up for 弥补，补偿（令人不快的遭遇或损失）;补苴;
- twenty-first 第二十一;
- height n.高度;高;高处;处于顶峰;…的极致，极点;
- ambitious adj.有雄心的;有野心的;费力的;耗资的;
- bribery n.行贿;[法]贿赂;
- a sky full of stars 字幕版;欧冠
- surface pro 键盘；专业版
