Volumetric efficiency of a new claw type dryvacuumpump was introduced.
介绍了一种新型的特殊爪型干式真空泵的容积利用系数。
2
In this paper, the pumping principle, definition, performance of dryvacuumpump and its applications are described.
本文介绍了干式真空泵的抽气原理、定义和特点及其应用，最后简述了干式泵抽除颗粒物质的措施和方法。
3
Using the meshing principle, we raise computer-simulated generation method and compare volumetric efficiency with other kind of claw type dryvacuumpump.