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- 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。
- Cr or Cr - Ti alloy was used in vacuum evaporation. 以金属铬和铬钛合金进行真空蒸镀。
- 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。
- It's an alloy not readily drillable. 这是不易钻洞的合金。
- 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
- Brass is an alloy of copper and zinc. 黄铜是铜和锌的合金。
- A stable, corrosion-resistant zirconium alloy. 锆合金一种稳定而防腐蚀的锆合金
- 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
- An alloy of two or more metallic elements. 合金两种或多种金属所合成的金属
- Ornaments, objects, or utensils made of this alloy. 黄铜制品用这种合金制的装饰品、物件或器皿
- An alloy composed of lead, tin, and zinc. 铅锡锌化合物由铅、锡和锌组成的一种合金
- Dirt and dust are drawn into a vacuum cleaner by suction. 污物和灰尘被吸入吸尘器。
- I hardly ever know that aluminium alloy could be as strong as steel. 我几乎从来不知道铝合金竟会和钢强度一样大。
- 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。
- 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
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
