- 相关词组
- air pumpn.排气唧筒，抽气机;风泵;
- internal vacuum内部真空度
- pump into注入，灌输;
- integral circulating pump整体式的循环泵
- fuel pump燃油泵;
- vacuum hose holder吸尘器管子的托架;
- bivalent heat pump system带有两种热源的热泵系统;
- pump house水泵房;
- air water heat pump空气水热力泵;
- vacuum up真空度升高;
- hydraulic pump水力泵，液压泵;
- inside gear asphalt pump内啮合齿轮沥青 泵
- internal external rotary pump内外转子泵
- fuel pump governor油泵调节器
- getter-ion pump吸气离子泵;离子溅射泵
- glass-construction vacuum pressure measuring gauge玻璃结构真空压强测量规
- ionization pump离子泵
- ion carburizing vacuum furnace真空离子渗碳炉
- integral air pump整装抽气泵
- vacuum tuben.<美>真空管，电子管;
- 今日热词
- 热门搜索
- postcard n.明信片;
- inquire vt.& vi.打听，询问;查究;
- coward n.胆小鬼，懦夫;
- jeans n.牛仔裤;瘦腿紧身裤;
- liberate vt.解放;释放;释出，放出;
- enter v.进入;成为…的一员;开始参加;掠过（脑海）;开始进入…;参加;写下;输入，登记;
- know-how n.诀窍;实际知识;专门技能;专有技术;
- refer v.提及;涉及;称作;参考;转医院;送交;推荐;指引;
- gab vi.唠叨;喋喋不休;啰唆n.唠叨;废话;空谈;多嘴;凹节;（凹）槽;开口;孔
- numb adj.麻木的;迟钝的;v.使麻木;
- edd abbr.editions （复数）版本;editors （复数）编辑;expected date of delivery 期待交货日期;estimated delivery date 估计交货日期;
- teapot n.茶壶;
