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- ionization vacuum gaige 电离真空压力计
- Hot cathode ionization vacuum gauge 热阴极电离真空计
- Design of Hot-cathode Ionization Vacuum Gauge 热阴极电离真空计的设计
- high pressure ionization vacuum gauge 高压电离真空规
- 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。
- Design of an atmospheric pressure ionization vacuum interface and its application on electrospray ionization time-of-flight mass spectrometer 大气压离子源真空接口的研制及其在电喷雾电离飞行时间质谱仪上的应用
- 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。
- A vacuum cleaner is a handy household tool. 吸尘器是一种使用方便的家庭用具。
- 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 symbol for the speed of light in a vacuum. 表示真空中光速的物理符号
- 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
- ionization vacuum gage 电离真空计
- Dirt and dust are drawn into a vacuum cleaner by suction. 污物和灰尘被吸入吸尘器。
- An atom is stripped of all electrons by ionization. 电离可剥掉一个原子的全部电子。
- We could not pull apart two plates which enclosed a vacuum. 如果两个盘子间是真空，我们就无法将它们分开。
- Ionization energy (ie) 3.894 electron volts. 电离能3.;894电子伏特。
- 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
