| 1. | Analysis on the unbalanced force of rotary piston pump
滑阀泵不平衡力的分析 |
| 2. | Dynamic vibration simulation of rotary piston vacuum pump
滑阀真空泵振动平衡的优化设计研究 |
| 3. | Rotary piston pump with slide gate
滑阀式回转活塞泵 |
| 4. | You will receive data from ningbo zhongjing copper industry co . , ltd . not only for rotary piston but also for valve parts
供货单内包括了管道连接器、阀门构件和旋转活塞以及流量计和流量计。 |
| 5. | Vacuum technology ; acceptance specifications for rotary plunger vacuum pumps , sliding vane rotary vacuum pumps and rotary piston vacuum pumps for the ranges of rough and medium vacuum
真空技术.近似真空和中等真空范围用旋转柱塞真空泵 |
| 6. | The series h ? 2h ? h3 rotary piston vacuum pump is a sort of vacuum pro - duction equipment suitable for pumping ordinary gase and condensable gases ( when a gas ballast used )
H3型系列滑阀式机械真空泵是抽除一般性气体或含有少量可凝性气体（此时应使用气镇）的真空获得设备之一。 |
| 7. | And it uses the new method of hierarchy identification of complex noise resource to firm noise resource of compressor accurately and extend the methods of noise resource identification of rotary piston compressor
提出了将复杂噪声源层次识别法应用到滚动转子压缩机噪声源识别中去进行精确噪声源识别，拓展了滚动转子压缩机噪声源识别辨识方法。 |
| 8. | According to the law of mass moment of inertia and of momentum moment , the conditions for the complete dynamic balance of rotor inertial forces and moment of inertia in the rotary piston vacuum pump are put forward , with the rotor movement in single cylinder analyzed as basis
根据质量矩定理和动量矩定理对单缸滑阀真空泵的转子运动状况进行了分析，分别提出了转子惯性力和惯性力矩完全动平衡的条件。 |
| 9. | With the tenet of updating designing , keeping improving and customer being supreme , recently svec has developed more and more vacuum products , such as 2x series rotary vane vacuum pumps , h and h3 series rotary piston vacuum pumps , 2sk series water ring vacuum pumps , roots pump system with rotary piston pumps . roots pump system with rotary vane pumps , roots pump system with water ring pumps and etc . these products are also taken great attention by our former and user
秉承本公司一贯的设计理念和精益求精，用户至上的经营宗旨，本公司近来又先后开发了和国内同类主导产品具有良好互换性的2x系列旋片真空泵， h和h3系列滑阀真空泵、 2sk系列水环真空泵以及罗茨滑阀真空机组、罗茨旋片真空机组、罗茨水环真空机组等系列真空获得产品，推出市场以来，倍受用户关注。 |
| 10. | Integrating practical application of noise reduction of rotary piston compressor , the dissertation designs and develops the system of signal collection and analysis to test vibration and noise and analyze structure dynamics . furthermore , the dissertation researches the theory of noise resource , noise reduction and modern signal analysis and solves some problem of theory and practice
论文分析了国内外现代信号分析和空调压缩机的研究现状和发展趋势，论文紧密结合滚动转子压缩机减振降噪研究的实际应用，设计开发出了适用于振动噪声测试、结构动力学分析的信号采集处理分析系统，对滚动转子压缩机的噪声源识别和减振降噪机理及现代信号分析技术进行了深入系统的研究，取得了实效。 |
