“main haulage level”的概念、定义、翻译、参考文献-科学参考

单词	main haulage level
释义	main haulage level Encyclopedia 工学开拓工程释 main haulage level集中运输水平在地下矿山生产中，将多个中段或分段采出的矿石集中搬运至破碎站、竖井或斜坡道的输出作业水平。又称主要运输水平。
随便看	Usulután US Unified Tri-service Cognitive Performance Assessment Battery usury Usu Shi US-USSR Leaders Summit Meeting in Geneva Usu tatar U.S. Wheat Associates UT Utah Museum of Fine Arts Utah State U Tak Uta Monogatari UTAUT UTC UTC-PAB UTD uterine artery uterine body uterine branch uterine cervix uterine cycle uterine extremity uterine gland uterine malformation uterine orifice

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