roots blower set

常见例句

Taking NSR_40 Roots blower as an example, the processing ways, technics and NC program of this twist tri_lobe profile on the lathe machining center is set forth in detail.
以NSR - 40型羅茨鼓風機的三葉扭葉葉輪爲例，詳細闡述了這種葉輪型麪在車削加工中心的加工方法、工藝和數控編程。
Refitment of NC machine tool which machined rotor profile of Roots blower, and functional allocation of NC system are set forth. Machining procedure of rotor profile and its trial run are introduced.
闡述了加工羅茨鼓風機轉子型麪的數控機牀的改裝，數控系統的功能配置，介紹了轉子型麪的加工程序及其調試。