短語詞組短語backpressure test 氣井産能測試backpressure flushing 反壓沖洗Permeate backpressure 産水背壓backpressure e 背壓力backpressure turbine 繙譯backpressure type 背壓式Backpressure Backflow 反壓廻流Backpressure Operators 背壓操作符backpressure manometer 後壓測壓計;背壓壓力計 返回 backpressure