青云翻译

Therefore, the study of the pipeline gas pressure control system is of great significance. Pipeline gas pressure control system is to use the pipeline pressure as the controlled variables to ensure that output a constant pressure feedback control system.

Therefore, on the pipeline of gas pressure control system is of great significance in the research. Pipeline of gas pressure control system is the use of pressure, as is control, feedback control system guarantees a constant output pressure.

Therefore, has the extremely vital significance to the pipeline coal gas pressure control system research.The pipeline coal gas pressure control system is uses in the pipeline the pressure to take is controlled the quantity, guaranteed outputs a constant barometric pressure the feedback control syst

Therefore, the piping gas pressure control system with 10 of the study is of great significance. pipeline gas pressure control system is the use of pressure in the pipe as the output control to ensure that a constant pressure of the feedback control system.

Therefore, on the pipeline of gas pressure control system is of great significance in the research. Pipeline of gas pressure control system is the use of pressure, as is control, feedback control system guarantees a constant output pressure.