mercury diffusion pump

例句：

1. 1.The mercury diffusion pump is used in the chemical industry to remove impurities from liquids.
   汞扩散泵在化工行业用于去除液体中的杂质。
2. 2.The mercury diffusion pump is a critical component of the nuclear power plant's cooling system.
   汞扩散泵是核电站冷却系统的关键部件。
3. 3.The mercury diffusion pump is designed to operate at extremely low temperatures and high pressures.
   汞扩散泵设计用于在极低温度和高压下运行。