英语词汇“crossover joint”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	crossover joint
释义	crossover joint crossover joint [′krȯs‚ō·vər ‚jȯint] (petroleum engineering) A casing length with different threads at either end to permit a change from one thread to another in a casing string.
随便看	variance analysis variance analysis report variance at completion variance components variance components model variance covariance variance-covariance matrix variance error variance frequency processor variance-minimization approach to tracking variance propagation variance purchase order variance ratio variance ratio distribution variance ratio test variance reports variance residual life variance rule variances variance swap variance-to-mean ratio varian omni task real-time executive variant variant affecting protein structure or expression variant albumin proximal factor

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