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- A fast ultrahigh vacuum protection system 一种快速超高真空保护系统
- The Vacuum Protection and Control System for the XAFS Beamline at the HLS 光束线和实验站真空保护与控制系统(英文)
- 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。
- 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。
- She subscribes to an animal protection society. 她捐款给一个动物保护协会。
- 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。
- A vacuum cleaner is a handy household tool. 吸尘器是一种使用方便的家庭用具。
- We subscribe to an animal protection society. 我们定期捐款给一个动物保护基金会。
- The shop repairs vacuum cleaners. 这家店修理吸尘器。
- The porter turned off the vacuum. 清洁工关掉真空吸尘器。
- The young in our society need careand protection. 我们社会的年轻人需要受到关怀和爱护。
- The symbol for the speed of light in a vacuum. 表示真空中光速的物理符号
- He was paying out half his profits as protection. 他把所得利润的一半交给歹徒作为保护费。
- They lobbied on the environmental protection issue. 他们就环境保护问题在议员中进行了游说。
- Sealed under low pressure or a partial vacuum. 抽空密封的在低压或部分真空状态下密封起来的
- A thin jacket is a poor protection against cold. 一件单薄的夹克衫不足以御寒。
- The settlers banded together for protection. 移民联合起来保护自己。
- Design and Fabrication of the Vacuum Protection Interlock and Control System for the HLS Beamlines 光束线真空保护联锁与控制系统研制
- He's devoted his whole life to the protection of the rare animals. 他终生献身于珍稀动物的保护。
