“crossover subs”的概念、定义、翻译、参考文献-科学参考

单词	crossover subs
释义	crossover subs Encyclopedia 工学接头释 crossover subs接头用以连接不同尺寸、不同螺纹类型钻杆的连接部件。又称转换接头、配合接头。
随便看	nonparametric statistics Non-parametric Test nonparametric test nonparametric theory nonparametric tolerance limit non-paroxysmal atrioventricular junctional tachycardia non-participational observation method nonparticipation observation Non-Party-Polity non-Pascalian geometry non-Pascal probability logic non-perfect information non-perfect set non-perfect space non-performance of obligation non-performing asset ratio nonperiodic non-periodic comet nonperiodic decimal nonperiodic function non-periodic motion non-periodic motion, acyclic motion nonperiodic part non-periodic sampling nonperiodic signal

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