Glass and aluminum are recovered from a mixture of solid waste, such as municipal waste, by reducing the frangible portions of the waste to a size less than a preselected maximum size, centrifugally treating the reduced portions to divide the glass, aluminum and other inorganics from the ...
Waste materials containing metal oxides and/or metals and their salts are converted to useful products. The waste materials are combined in such proportions that when heated, they form a composite that becomes molten and pourable at temperatures below about 1600°C. Provision is also made for con...
摘要: This project aims to address problems associated with the existence of repositories of bauxite tailings from Aluminum production by treatment with neutralizing polymer surfactants. It also aims to address the longer term problem of the reuse of bauxite tailings as a source of useful products....
A. will have been B. will be C. are D. have been 相关知识点: 试题来源: 解析 A。“By the year 2028”说明到 2028 年,很多废料将会被回收制成有用的产品,动作在将来某一时间之前完成且是被动的,应使用将来完成时的被动语态“will have been recycled”。反馈 收藏 ...
[translate] aConversion of waste materials to useful energy forms like hydrogen (biohydrogen), biogas, bioalcohol, etc., is possible through waste-to-energy technologies 废料转换向有效能量形式喜欢氢 (biohydrogen)、biogas、bioalcohol等等,通过浪费对能量技术是可能的 [translate] ...
___ is the process of turning waste into useful materials. A. Recycling B. Littering C. Polluting D. Destroying 相关知识点: 试题来源: 解析 A。recycling(回收利用)是把废物变成有用材料的过程。littering(乱扔垃圾)、polluting(污染)、destroying(破坏)都不是把废物变成有用材料的行为。反馈 收藏...
Separated from the waste of useful materials through physical or mechanical processing of products. For example waste glass, waste metal, recycling of waste batteries. Means will be acquisition of second-hand goods changes hands again. 翻译结果4复制译文编辑译文朗读译文返回顶部 ...
Researchers are using lasers to turn petroleum byproducts into useful stuff. Tar and pitch, usually burned as waste, could be studied for more uses.
The importance of recycling is widely recognized. Waste materials ___ into useful products. A. can be turned B. must be turned C. should be turned D. will be turned 相关知识点: 试题来源: 解析 A。本题考查情态动词的被动语态。句意为“回收的重要性被广泛认可。废旧材料可以被转化为有用的产...
the presence of oxygen is objectionable-operating to reduce the yield of alcohols from a given quantity of sulflte waste liquor. This is due to the fact that oxygen is used by some microorganisms to make end products which are different from the desired end products, as alcohol. With certain...