piston vacuum pump

常见例句

The drawback of rotary piston vacuum pump in the vacuum system of Czochralski (CZ) crystal grower is analyzed.
分析了采用滑阀式真空泵直拉单晶炉真空系统的缺点；
Rotary piston pump is a volume type vacuum pump and is applied widely, but there has been no method for exactly calculating dynamic balance of rotary piston up to the present.
滑阀真空泵是一种容积式真空泵，在各工业领域广泛应用。但该泵的旋转活塞平衡长期以来无精确计算方法。
The series of F80 Oil Free Piston Vacuum Pump, characterized as compact appearance, low noise, durabilitymaintenance free, has passed the ISO-9001 Quality System Authentication.
F80系列无油活塞式真空泵，具有体积小、重量轻、噪声低、免维护、高寿命的优点，产品通过ISO-9001质量体系认证。