vacuum environment
英
美
- 真空环境
双语例句
- Because of the oilless self-lubrication characteristic in ceramic, the bearing may overcome lubrication problems in an ultra-high vacuum environment.
因陶瓷材料独具的无油自润滑特性，故在超高真空环境中，可克服普通轴承无法实现润滑的难题。 - The vacuum pump is used to provide a vacuum environment for the freezing-drying cabinet and the condensers so as to enable the moisture in the materials to sublimate in the vacuum.
真空泵的作用是给冻干箱和冷凝器提供一个真空环境，使物料的水份可以在真空下进行升华。
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