Storagecylinder for liquid nitrogen is not needed in the invention and its structure is simple and compact so on.
本发明的低温吸附组合抽气装置，不需要液氮储存筒，具有结构简单、紧凑、小 巧的特点。
2
The scale of CNG refueling station for vehicle determines the volume of the group gas storagecylinder and capacity of compressor.
本文对储气瓶组的储气能力进行计算，合理的选择压缩机容量，分析加气站的规模。
3
An airplane lubricating oil injection gun comprises an oil storagecylinder plug (1), a decomposed joint (2), a cloth clamping hose (3) and an oil injection nozzle (4).