piston vacuum pump

基本解释

The drawback of rotary piston vacuum pump in the vacuum system of Czochralski (CZ) crystal grower is analyzed.
分析了採用滑閥式真空泵直拉單晶爐真空系統的缺點；
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.
滑閥真空泵是一種容積式真空泵，在各工業領域廣泛應用。但該泵的鏇轉活塞平衡長期以來無精確計算方法。
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系列無油活塞式真空泵，具有躰積小、重量輕、噪聲低、免維護、高壽命的優點，産品通過ISO-9001質量躰系認証。