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- cleaning vacuum plant 真空吸尘装置
- The upstream pumping mechanical seal was used as shaft sealing of vacuum plants. 研究了上游泵送机械密封在真空装备轴封中的应用。
- Producing Clean Vacuum by Model JF Units JF型机组可获得洁净真空
- Application of Vacuum Plant with Nonconstant-current in Zinc Electrolysis 锌电解不横电真空掏槽的应用
- Clean clothes and good manners are prepossessing. 清洁的衣服和良好的举止能给人以好感。
- Some pumps and all vacuum cleaners work by suction. 有些泵和所有真空吸尘器都是借吸力工作的。
- CL-VCD Air Cleaner Vacuum Control Delay 空气滤清器真空延迟控制
- CL-VCV Air Cleaner Vacuum Control Valve 空气滤清器真空控制阀
- Let's clean down the board before we paint it. 让我们在上漆以前把这块板洗干净。
- The dentist was cleaning and taking out teeth. 牙科医生正在清洁和拔牙。
- It's important for the college freshman to keep his nose clean. 对大学新生而言洁身自好是很重要的。
- His wife's death left him a vacuum in his life. 他妻子的去世使他的生活变得空虚。
- Her husband's death left a vacuum in her life. 她丈夫的死使她的生活变得空虚。
- Some people are living in a vacuum. 有些人过着与世隔绝的生活。
- Why is it that I always land up cleaning the bath? 为什麽总是该我来洗刷浴缸?
- A vacuum cleaner is a handy household tool. 吸尘器是一种使用方便的家庭用具。
- He was busily employed in cleaning his shoes. 他忙著擦鞋。
- The shop repairs vacuum cleaners. 这家店修理吸尘器。
- She is cleaning up the kitchen now. 她现在正在打扫厨房。
- The porter turned off the vacuum. 清洁工关掉真空吸尘器。