Northeastern University developed a new rotary vane vacuum pump
Liaoning Northeastern University and Anshan Hong too low temperature equipment repair center developed a new type of "rotary vane vacuum pump" project has been completed a few days ago, and passed the appraisal of scientific and technological achievements in Liaoning Province. It is reported that the project was the local government as a key investment project in 2005, and give financial support.
Concealed Shower Mixer,Wall Mounted Basin Mixer,Wall Mixer Fitting,Bathroom Wall Mixer
Kaiping Rainparty Sanitary Ware Technology Co.,Ltd. , https://www.helin-shower.com