backing vacuum pump 中文意思是什麼
backing vacuum pump
解釋
前級真空泵-
The series h pump can be a backing pump when combined with another high vacuum smelting, vacuum drying, vacuum impregnate and high vacuum simulation testing, ect
廣泛地應用於真空冶煉、真空乾燥、真空浸漬、高真空模擬試驗以及其他真空作業上。
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