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伐木山场
释义
伐木山场
Encyclopedia
农学
林业经济史
释
forest cutting mountain areas
伐木山场
清政府从嘉庆年间开始在东北山区划定的山林采伐区域。
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flotation activator
flotation aeration rate control
flotation balance
flotation by precipitation adsorption
flotation column
flotation crystal chemistry
flotation depressant
flotation DLVO theory
flotation effect of fluid inclusions
flotation equipment
flotation flowsheets
flotation frother
flotation froth image analytical processing
flotation level coordination control
flotation of barite
flotation of coal slime
flotation of copper minerals
flotation of feldspar
flotation of fluorite
flotation of graphite
flotation of iron sulphide minerals
flotation of kaolin
flotation of mercury ore
flotation of molybdenum ore
flotation of oxidized ore
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