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涡轮分子泵
[真空] turbo molecular pump
[真空] turbomolecular pump
[真空] turbomolecular pump
- 研究了涡轮分子泵电源制动单元的设计、制动功率和制动电阻的计算方法。
Design of locomotive braking shoes and foundation braking equipment based on braking power was investigated. - 1958年普发真空发明了涡轮分子泵，到目前为止，一共约有28万台涡轮分子泵在全世界交付使用。
Pfeiffer Vacuum invented the turbopump in 1958. Up to now, about 280,000 turbo pumps have been delivered worldwide. - 其中，成功研制出我国第一台扫描电子显微镜、第一台商品化氦质谱检漏仪、第一台涡轮分子泵；
For example, KYKY has successfully developed the first domestic scanning electron microscope, the first commercial helium mass spectrometer leak detector, and the first turbo molecular pump;
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