【判断题】即使站间管路一样,各压气站类型相同,各站的吸入压力pZx和排出压力pQx也不相同。In conclusion, even if the pipelines between stations are the same and the types of compressor stations are the same, the suction pressure pZx and discharge pr...
【判断题】安全阀safety valve主要是起保护作用,防止管道系统超压,保证人身安全。一般用于受压设备和管道上,当压力超过规定数值时,自动泄压。It is basically to have protective effect, prevent conduit system overpressure, assure person safety. It is generally used in press...