“derrick floor”的概念、定义、翻译、参考文献-科学参考

单词	derrick floor
释义	derrick floor Encyclopedia 工学修井井架释 derrick floor钻台用来安装转盘、摆放钻杆、钻铤、井口工具等，并提供井口装置的安装空间和钻井作业的操作平台。
随便看	wing highlift device wing hydrodynamic characteristic wing-in-ground craft winglet wing oyster wing rudder structure Wings wing-shaped flume Wings of Desire Wings of Writing wingspan Wings to the Erya wing strake wing theory wingtip wingtip carriage wingtip vortex Winifred Eva Howe Winifred Ward Winkelmann’s biprism Winkler coal gasifier Winlock winner of National Science Fund for Distinguished Young Scholars Winners And Sinners Winnetka Plan

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