“drill floor”的概念、定义、翻译、参考文献-科学参考

单词	drill floor
释义	drill floor [`dril ´flȯr] ^ENGINEERING A work area covered with planks around the collar of a borehole at the base of a drill tripod or derrick.
随便看	zonal winds zonal wind-speed profile zona pellucida zonation zonda zone zone axis zone bit zone blanking zone charge zone control zoned decimal zone description zone fire zone heat zone indices zone law zone marker zone melting crystallization zone meridian zone noon zone of accumulation zone of aeration zone of avoidance zone of cementation

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