roots blower impeller 罗茨鼓风机叶轮
blast blower impeller 鼓风机叶轮
impeller-blower 叶轮式鼓风机
impeller blower 叶轮式吹送器
impeller of blower 风机风叶
blower impellerfan bladefan impeller 风扇叶轮
test unit of a impeller-blower 叶片式抛送装置
single impeller centrifugal blower 单叶轮离心式鼓风机
centrifugal multi-level impeller blower 离心式多级叶轮风机
Corrosion phenomenon of gas blower impeller is introduced, the corrosive reason is briefly analyzed, and 8 items of improving measures are put forward.
介绍了煤气鼓风机叶轮腐蚀现象，并简单分析了腐蚀原因，还提出了8项改进措施。
Combining with development of high speed blower impeller with large titanium material cast welding structure, the manufacturing technical feature of the impeller is set forth.
结合大型钛材铸焊结构高速鼓风机叶轮的研制，阐述了其叶轮的制造工艺特点。
The work process accurate dividing of three blade impeller realized by the use of positioning in the processing of three blade impeller for Roots blower are described.
叙述了罗茨鼓风机三叶叶轮加工中用定位方法来实现三叶叶轮准确分度的工艺方式。
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