Working principle of water ring vacuum pump unit
Posted on Thu, 02 Aug 2018 02:38:53 +0000
The function of the water ring vacuum pump unit, to a great extent, is in fact to create a preparatory vacuum needed for the roots pump. In general, for the single stage vacuum pump unit, we should pay attention to its own limit really space is not high, and we In fact, it is to pay attention to ...
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