英语词汇“necessary proposition”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

英汉翻译词典包含4368284条英汉汉英翻译词条，基本涵盖了全部常用英语单词及常用语的翻译及用法，是英语学习的有利工具。

单词	necessary proposition
释义	necessary proposition 必要前题
随便看	proportioning hopper proportioning machine proportioning meter proportioning mixer proportioning mixing proportioning motor proportioning of cement concrete proportioning of concrete proportioning of fuel and air proportioning of mortar proportioning of waste proportioning plant proportioning pressure regulator proportioning pressure relief valve proportioning principle proportioning probe proportioning pump proportioning reacto proportioning reactor proportionings proportioning system proportioning tank proportioning vacuum hopper proportioning valve proportioning vessel