This device can also be operated under vacuum condition.
本装置也可在真空情况下操作。
Is one of basic equipments used for sucking air from sealed vessels to attain vacuum condition.
用来抽除密闭容器的气体的基本设备之一。
Furthermore, the disproportionation of MPC into DPC under atmospheric-vacuum condition was studied.
此外，本文还考察了常减压条件下MPC的歧化反应。
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