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

单词	valley jack
释义	valley jack 屋顶斜构处撑杆
随便看	free-end bridge free end case free end column free-ended free-ended beam free-end fixed bridge free end fixed bridge free ending free endings free end of pipeline free end of the thread free end-play free-endpoint problem free end point variational problem free-end spring free end travel free energy freeenergy free-energy free energy at constant pressure free energy change free energy-composition diagram free energy computation free energy contribution free energy criterion

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