“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	field order field parameter reconstruction technology field particle field pattern field pharmaceutical water equipment field photophoresis field piece field place field planting field point field polynomial field potential field production and outside-broadcast system field programmable gate array field programmable gate array, FPGA field programmable logic array field pulsar field quantization field quantum field radiation balance field rapid clinical laboratory equipment field ray field reconnaissance field reflectivity field rehearsal

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