英语词汇“主油管截止主阀”的翻译、意思、用法、释义-英汉汉英词典

单词	主油管截止主阀
释义	主油管截止主阀master and block valve
随便看	repeated start repeated starting sequence repeated stress repeated summation repeated survey repeated systematic sampling repeated tempering repeated tension and compression tester repeated tension tester repeated the words repeated torsion test repeated torsion tester repeated transverse impact test repeated trapezoidal formula repeated trials repeated twin repeated--twin repeated-twin repeated twisting machine repeated use of sand repeated value repeater repeater board repeater circuit repeater compass