真空感应炉真空机组中的前级泵,历来使用滑阀泵。
Rotary piston pumps always used as backing pumps of vacuum systems in vacuum induction ovens.
真空系统采用复合真空计及真空机组,测量范围宽、设备紧凑、密封性能好。
The vacuum system USES a compact vacuum pump group and compound gauges with wide measuring range and good hermetization.
真空蒸馏是除去海绵钛中杂质的关键过程,合理选择真空机组对提高海绵钛的质量至关重要。
Vacuum distillation is the key process to remove foreign materials from titanium sponge. Rational choosing of assembling vacuum unit is of vital importance to improving the quality of titanium sponge.
罗茨式真空泵,罗茨螺杆机组,罗茨旋片机组,罗茨水环机组,罗茨滑阀机组,移动式真空机组等。
Roots Vacuum Pumps, Roots and Vane Systems, Roots and Water-ring Systems, Roots and Piston Systems, Moves Freely Vacuum Systems and so on.
电子束焊机由电子枪、高压电源、真空机组、真空焊接室、电气控制系统、工装夹具与工作台行走系统等部分组成。
Electron beam welding machine consists of electron gun, high-voltage power, vacuum unit, vacuum welding chamber, electrical control system, fixture and working station running system and etc.
介绍了对变压器油箱内实施抽真空干燥时的优缺点,分析了真空机组改进前在使用过程中存在的问题,对此提出了解决措施。
The paper presents the advantages and disadvantages of vacuum drying in transformer tank, analyses machine set's disadvantages during its used, and puts forward the solving measures.
介绍了对变压器油箱内实施抽真空干燥时的优缺点,分析了真空机组改进前在使用过程中存在的问题,对此提出了解决措施。
The paper presents the advantages and disadvantages of vacuum drying in transformer tank, analyses machine set's disadvantages during its used, and puts forward the solving measures.
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