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- loss and depletion of ore 损失贫化
- Causes of Loss and Depletion of Nanjing Lead-Zinc-Silver Mine and the Countermeasures 南京铅锌银矿损失贫化原因及对策
- Since the method causes serious depletion of ore during mining of upper plate,the inclined cutting raise heading together with inclined medium or deep hole kerve is suggested. 以无底柱为代表的崩落采矿法中,切割拉槽至关重要,而目前无底柱采矿大多采用垂直切割天井与切割平巷并配以中深孔联合拉槽的切割方法,但该方法在对矿体上盘回采过程中损失贫化较大。
- The paper is of important instructive importance to reduce loss and depletion by sublevel caving method without sill pilla... 并对今后无底柱分段崩落法降低损失贫化具有重要的指导意义。
- The practice confirms that the two-indexes management methodhave obtained better efficiency with the prevention of ore loss and dilution efficiently. 实践证明,双指标出矿管理方法取得了较好的效果,能有效地防止丢矿和过贫化的现象。
- Disadvantages of sublevel caving without sill pillar lie in high ore loss and dilution as well as difficult control of ore loss and dilution. 无底柱分段崩落采矿法存在损失贫化大和损失贫化难以控制的缺点。
- Repetitive thinking is often a precursor to depression due to mental fatigue and depletion of melatonin. 重复思考往往是由于精神疲劳和退黑激素损耗而导致的抑郁症的前兆。
- There are pockets of ore in the mountain. 那座山里有好几块矿藏。
- Methods Semisolid-culture and depletion of bone marrow stromal cell by nylon wool method were adopted to examine the effect of CKLF1 on the formation of erythroid colonies. 方法采用尼龙毛去除骨髓基质细胞法、甲基纤维素半固体培养法检测新型趋化因子CKLF1对家兔红系形成的影响。
- There are streaks of ore in the mountains. 这山里有矿脉。
- RESULTS Extraction of Herba Epimedii reduced elevation of serum concentration of BUN, Scr and renal cortex MDA content induced by gentamicin, and depletion of GSH was ... 结果:淫羊藿提取液可降低血肌酐和尿素氮水平的升高,抑制肾皮质脂质过氧化物的产生及减轻谷胱甘肽的耗竭。
- Bulges and tentacles of ore extend haphazardly from a central mass. 矿石的凸出物及细枝不时地从中心块体伸出。
- A rich mine, vein, or pocket of ore. 富矿脉富矿坑、脉、囊
- An acute infectious disease of the small intestine, caused by the bacterium Vibrio cholerae and characterized by profuse watery diarrhea, vomiting, muscle cramps, severe dehydration, and depletion of electrolytes. 霍乱一种症状为大量水泻、呕吐、肌肉痉挛、严重脱水以及电解质缺失的小肠急性传染病,由霍乱弧菌引起
- An acute infectious disease of the small intestine,caused by the bacterium Vibrio cholerae and characterized by profuse watery diarrhea,vomiting,muscle cramps,severe dehydration,and depletion of electrolytes. 霍乱,一种症状为大量水泻、呕吐、肌肉痉挛、严重脱水以及电解质缺失的小肠急性传染病,由霍乱弧菌引起。
- Growing concerns that the values of environmental goods and services are often ignored or underestimated in the CBA approach have led to the overuse and depletion of environmental assets. 由于人们越来越担心在使用CBA 方法时常常忽略和低估环境因素和服务的价值,这就导致了环境资产的过度消耗和贫乏。
- Looked the future, only thought of loss and powerlessness. 望去未来,心里只有迷惘和无力感。
- However, at the same time, the increase of private cars may deteriorate the city traffic, and bring about various social problems such as pollution and depletion of energy sources. 但私人轿车消费增长的同时也会使城市交通状况恶化,并带来污染、能耗等诸多社会问题。
- CFCs cause depletion of atmospheric ozone. 氟氯化碳会损耗大气臭氧。