基本解釋[動(dòng)力與電氣工程]允許壓差詞組短語(yǔ)短語(yǔ)allowable differential pressure 允許壓差allowable differential working pressure 允許最大工作壓差allowable pressure differential更多詞組專(zhuān)業(yè)釋義動(dòng)力與電氣工程允許壓差