“safety pillar”的概念、定义、翻译、参考文献-科学参考

单词	safety pillar
释义	safety pillar Encyclopedia 工学回采预留矿柱释 safety pillar保安矿柱为保护地表重要设施、地貌和主要井巷，避免其因井下开采影响而产生破坏，或分隔含水层及破碎带、矿段或矿块等目的而留设不采或暂时不采的部分矿体。
随便看	shoot shoot aperture shoot apical meristem shoot bamboo shoot blight of pine shoot fly shooting shooting angle shooting at higher-than-normal frame rates shooting at lower-than-normal frame rates shooting delay shooting device shooting direction shooting distance shooting flow shooting height shooting in studios Shooting Leg shooting method shooting mode shooting of Summer Deaflympics shooting of Summer Paralympics shooting on actual location shooting on location shooting range test

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