系统抽 meaning in Chinese

sample

At the appropriate pressure, the chamber is opened to a high-vacuum pumping system that continues to reduce the pressure of the process chamber .
在适当的压强下，工艺室被接通高真空泵系统抽气，以继续降低工艺室的压强。
China issues banks bills at home to drain the extra cash out of the banking system , while it parks substantial amounts of its foreign currency holdings in us treasuries , which offer higher interest rates , making sterilisation for the moment profitable
中国在国内发行银行票据，以从银行系统抽走多余资金，同时将相当一部分外汇储备用于购买美国国债，后者利率较高，使眼下的冲销操作有利可图。