- 相关词组
- general purpose pump通用泵
- borehole pump深井泵，钻井泵（一般为离心泵，悬挂在钻井内）;
- breast pumpn.抽乳器，吸乳器;
- inflating pump打气泵;打气筒
- sine pump正弦泵
- air lift pump空气升液泵;
- mixed-flow pump混流泵
- petrol pump加油泵;
- hydraulic pump水力泵，液压泵;
- water pump水泵;
- single centrifugal pump单进口式离心泵;单离心泵
- mixed flow storage pump混流式蓄能泵
- geared oil pump齿轮油泵
- gear wheel metering pump齿轮计量泵
- jet pump喷射泵;
- auxiliary pump辅助泵;
- mixing pump混合泵
- mixed-flow propeller pump混流式螺旋桨泵;混流式旋桨泵
- industrial pump factory工业泵厂
- general service pump通用泵
- 今日热词
- 热门搜索
- afraid adj.害怕的;担心的;恐怕;畏惧，害怕;
- wooden adj.木制的;呆板的;
- cultivation n.教养;栽培;耕作;（关系的）培植;
- security n.保护措施;保卫部门;担保;安全;防卫;抵押品;证券;
- heel n.脚后跟，踵;（鞋、袜等的后跟）;（四足动物的）后脚;踵状物;vt.& vi.（使）倾斜;
- fire n.火（灾）;炉火;取暖器;火力;激情;v.射击;解雇;烧制;(引擎)点火;驱动;唤起;
- PDA abbr.Personal Digital Assistant 掌上电脑;
- suspect v.猜想，觉得;怀疑;
- rivalry n.竞争，对抗，对立;竞争行为，对抗行为;
- mist n.薄雾;视线模糊不清;液体喷雾;vt.（使）蒙上薄雾;（使）模糊;
- 磷酸二氢钠 sodium dihydrogen phosphate;
- firewood n.木柴，柴火;
