Vacuum terms in common use
Posted on Tue, 22 May 2018 09:07:36 +0000
Vacuum terms in common use (1)main pump:In vacuum systems, it is used for obtaining the required vacuum degree to satisfy the definite process. Such as the oil diffusion pump is the main pump which used in the vacuum plating machine. (2)fore pump:It is used for keeping the fore pressure of a pu...
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