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- composite vacuum glass 复合真空玻璃
- Vacuum glass window ; Adjustable sheet spacer ; Light ; Castor etc. 真空玻璃视窗、可调式隔层架、照明灯、活动轮等。
- The worktable uses vacuum glass clamping and its speed can be adjusted by regulating motor.It is easy to operate and high-efficiency, and is ideal for batch product producing. 机床工作台采用真空装夹玻璃，并以调速马达无级调节工作台转速，操作十分简便，效率高，最适合于批量产品生产。
- The relationships of cleanness, undercooling and grain size of low carbon steel have been investigated by using of vacuum glass encasement levitation melting. 利用玻璃包熔真空悬浮熔炼等手段研究低碳钢的纯净度、过冷度与晶粒度之间的关系研究表明:随着包熔次数增加,钢中夹杂物含量减少,纯净度提高。
- The influence of cleanness on under-cooling has been investigated by using of ultra-high temperature DTA and vacuum glass encasement levitation melting for deoxidized pure iron and low carbon steel. 摘 要: 利用超高温差热分析和玻璃包熔真空悬浮熔炼技术,研究脱氧纯铁及低碳钢中洁净度与过冷度之间的关系。
- automatic steam vacuum glass jar sealing machine 自动蒸汽抽空封瓶机
- The Answer to Reporters on "Vacuum Glass" and "Hollow Glass" 关于"真空玻璃"和"中空玻璃"答读者问
- 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。
- 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
- In small lamps, all the air is pumped from the glass bulb, forming a vacuum, which prevents the white-hot filament from burning away. 在小照明灯中，所有的空气都从灯泡中抽出，形成真空，以防炽热的灯丝被烧毁。
- Dirt and dust are drawn into a vacuum cleaner by suction. 污物和灰尘被吸入吸尘器。
- 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
