您要查找的是不是:
- 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。
- Flies' feet stick to surfaces by suction. 苍蝇的脚借吸力可附着于物体表面上。
- This is a room with good ventilation. 这是个通风良好的房间。
- suction ventilation 吸入通风器
- suction ventilation system 吸入式通风系统
- We'll get the water out with a suction pump. 我们将用抽水机把水抽出来。
- Dirt and dust are drawn into a vacuum cleaner by suction. 污物和灰尘被吸入吸尘器。
- Operating by means of suction or by maintaining a partial vacuum. 抽真空的用吸取的方式或用维持部分真空的方式来运作的
- Reconnect main lumen to suction source. 请将主腔管道连接吸引源。
- The ventilation is poor, the lieutenant admits. 中尉承认,通风设备很糟糕。
- Air is drawn in through reeds by suction bellows. 空气通过簧片引入吸气风箱。
- Workers should be allowed full ventilation of all their difficulties. 工人们应被允许公开讨论他们所有的困难。
- What you need is a suction machine. 你需要一台吸尘器。
- They altered the house to improve its ventilation. 他们把房子改装一下使它更通气。
- Yes,please. I'd like some suction cups. 是的,我想买几个吸盘。
- Regeneration production of ventilation fan. 换气扇的换代产品。
- Yes, please. I 'd like some suction cups . 是的。 我想买几个吸盘。
- Open the window for some ventilation. 打开窗子好通风。
- Vacuum cleaners work by suction. 真空吸尘器靠抽吸除尘。