The main performance test bed and technical parameters 
 2.1 Maximum pressure: 210Mpa (0.75MPa atmospheric pressure) 
 2.2 Maximum flow: 0.5L/min 
 2.3 Test-bed technology with the driving pressure and flow parameters (motive power) 
 Pressure :0.3-0 .9 Mpa; flow: 1.2m3/min. After filling the air must be filtered into the pneumatic booster pump. 
 2.4 The test-bed operating temperature range: -35 ℃