- 相关词组
- nylon-roller pump尼龙滚子泵
- nuclear pump laser核泵浦激光器
- main scavenging pump主抽气泵,主排气泵
- main feed water pump主给水泵
- oil well pump for “separated zone” operation分抽泵
- oil rotary pump油旋转泵,油回转泵
- oil vapor pump喷油泵,油蒸气泵；喷油泵；油蒸汽泵
- oil circulating pump循环油泵
- main feed pump主给水泵
- one-bank holding company单一银行持股公司
- oil vacuum pump油真空泵
- magnetron vacuum gage磁控管真空计
- governor pump gear shaft调节泵齿轮轴
- main condensate pump主凝水泵
- oil pressure pump油压力泵
- vacuum fixture真空夹具
- main condenser circulating pump主冷凝器循环泵
- oil-submerged pump潜油泵
- main lubricating oil pump主润滑油泵
- 今日热词
- 热门搜索
- rocket tube 火箭发动机喷管，火箭筒;
- garment n.衣服;服装;
- by chance 偶然地，意外地;无意之中;碰巧;偏巧;
- liar n.说谎者;
- ad n.广告;网球中的优势分advantage. ad in;
- examine v.检查;审查;(仔细地)检验;调查;考察;考查;测验(某人);（尤指在法庭上）审问，查问;考核;法庭询问;
- 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;
- gas n.气体;[矿业] 瓦斯;汽油;毒气;vt.加油;毒（死）;
- sacrifice n.牺牲;舍弃;祭品;v.牺牲;舍弃;献祭;
- bishop n.（基督教某些教派管辖大教区的）主教;（国际象棋的）象;香甜葡萄酒;
- April n. 四月;
- Shanghai 上海（位于中国东海之滨，长江口南岸）;
