在本机组的进气口处可安装电子真空计或真空表，以便准确地观察与控制被抽容器真空度。
Electron vacuum gage can be installed at the gas inlet so as to accurately meter and control the vacuum degree of the pumped container.
在本机组的进气口处可安装电子真空计或真空表，以便准确地观察与控制被抽容器真空度。
Electron vacuum gage can be installed at the gas inlet so as to accurately meter and control the vacuum degree of the pumped container.
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