本文介绍适用于干式减压蒸馏的特殊结构真空抽气设备。
This paper introduced a new type and special structured vacuum pump unit suitable for dry type reduced-pressure distillation.
现在已经采用了低温吸附技术和吸气离子泵的近代电子抽气设备。
Recent electronic means of pumping using low temperature sorption techniques and getter-ion pumps have been introduced.
在罩式电炉内处理，采取液氮作为保护气体，并设真空抽气设备。
Liquid nitrogen is adopted as protective atmosphere in bell type furnace for which vacuum pumping system are provide also.
现有的凝汽器最佳真空的确定方法只适用于凝汽器水侧管壁清洁、汽轮机真空系统严密性正常或抽气设备运行性能正常的工况。
This paper gives methods of determining the optimum vacuum of condenser that takes account of the save on cooling water, the methods can help reduce costs and environ.
但是佐罗夫西克更进一步，她被一名治疗烧伤的外科医生的恳求所鼓舞，设计了一种人工提供动力的设备，这种设备通过一个简易的、重量不到0.5磅的风箱抽气机产生压力。
But Zurovcik, inspired by a burn surgeon's plea, went a step further, designing a human-powered device that applies pressure via a simple bellows pump weighing less than half a pound.
内笼的设备看来有些少维修不妥当：抽气风扇的开关掣破烂了，而机内楼层显示器于客卡实际上在1字楼时却显示'G'。
The inside equipment seems a bit not well maintained. The ventilation fan switch is broken, and the interior floor indicator shows 'G' with the car actually at 1/F.
该设备易于在环境压力下安装和拆除，而不用对质谱仪抽气。
The device is readily removed and installed at ambient pressure without venting the mass spectrometer.
具有对电力设备真空抽气和真空注油功能。
It possesses vacuum air bleeding and vacuum oil adding function.
本实用新型提供的真空冷却系统，可以提高冷却抽气处理设备的运行效率，从而降低成本。
A vacuum cooling system provided by the utility model can improve the operation efficiency of cooling and air exhaust processing equipment, thereby lowering the cost.
所述内容乃是对凝汽器和射汽抽气器试验规程的前期工作的补充，通过分析以判定凝汽设备设计质量的合理性和可用性。
The contents of this paper can be used to analyse and judge if the condenser plant design is reasonable and useful.
以压缩空气为动力的气体引射器，它是用在无底阀水泵上的抽气引水设备，具有结构简单、加工制做容易、耗气量小、效率高等特点。
The air-jet exhauster is a compressed air-operated device for pump priming, provided that the pump has no foot valve. Water is induced into the pump by vacuum created by the exhauster.
本实用新型的技术方案：该设备由三个部分组成，恒温油预热锅、真空电炸锅、真空抽气机。
The technological scheme of the utility model: the device consists of three parts: a preheating pan of constant temperature oil, a vacuum electric frying pan and a vacuum air extractor.
本发明涉及厕所用的卫生设备，具体地说，涉及一种自动冲水抽气座便器。
The present invention relates to an automatic flushing and odor-exhausting toilet. The toilet includes a bowl body and a water tank.
本发明涉及厕所用的卫生设备，具体地说，涉及一种自动冲水抽气座便器。
The present invention relates to an automatic flushing and odor-exhausting toilet. The toilet includes a bowl body and a water tank.
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