high vacuum pump

例句：

1. 1. The high vacuum pump is essential for maintaining the cleanliness of the laboratory environment.
   高真空泵对于保持实验室环境的清洁至关重要。
2. 2. The high vacuum pump was used to remove impurities from the gas before it was analyzed.
   使用高真空泵将气体中的杂质去除，以便进行分析。
3. 3.The high vacuum pump is designed to handle extremely low pressures and maintain a high degree of vacuum in the process chamber.
   高真空泵设计用于处理极低压力并在整个工艺腔内维持高度真空。