Provide oil back design of refrigeration piping under various conditions of evaporator and compressor in freon refrigeration system.
介绍了氟里昂制冷系统中,在压缩机和蒸发器的各种使用情况下,制冷管道的回油设计。
2
There are many piping systems in the engine room, such as fuel oilsystem, cooling system, lubricating system, fire-fighting system. How do you identify them?
机舱中有许多管系,像燃油系统,冷却系统,滑油系统,消防系统,怎样识别它们?
3
There are many piping systems in the engine room such as fuel oilsystem, cooling system, lubricating system, fire system, fighting system. How do you identify them?