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- acid wastewater from coal mine 酸性矿井水
- TREATMENT OF ACIDIC WASTEWATER FROM COAL MINE BY AERATION NEUTRALIZATION PROCESS 用曝气-中和法处理煤矿井下酸性废水
- Wastewater from coal mine 矿井废水
- Coal mine is the main industry in China, two-thirds of our expending of energy source is from coal. 煤炭行业是我国的支柱产业,我国能源消耗的三分之二都来自煤炭。
- Large quantities of acidic wastewater were discharged by some small coal mines in Fengcheng city, which polluted the local farmlands and destructed the ecological environment. 丰城市部分乡镇小煤窑排放大量的酸性废水,污染了当地农田,破坏了生态环境。
- Customers and coal trading enterprises in coal marketing areas shall have the right to buy coal directly from coal mining enterprises. 煤炭用户和煤炭销区的煤炭经营企业有权直接从煤矿企业购进煤炭。
- The present research situation of water-inrush from coal mining area floor was briefly introduced. 摘要简述了国内外开采煤层底板突水机理的研究现状。
- In Taiyuan, soot poured from coal mines, coke furnaces and other major factories, as well as from apartment building boilers and kitchen stoves. 在太原,煤灰从煤矿、焦炭炉、大型工厂、锅炉、炉灶中大量排出。
- With the methods of periodical cradle,the growth and mineral nutrition adsorption of alfalfa will be monitored in the solid wastes from coal mine. 采取分次刈割的方法,对煤矿区废弃物中接种丛枝菌根真菌对紫花苜蓿的生长状况、营养吸收进行动态监测。
- wastewater from coal chemical industry 煤炭化学工业废水
- Weathering of Copper Mine Waste Rock and Characteristics of Acid Wastewater. 铜矿废石风化及形成酸性废水特征
- Producing one tonne of oil or other chemical material from coal will consume at least 10 tonnes of water, while most of China's coal mines are located in the dry western regions. 从煤炭中每生产一顿的石油或其它化工原料,至少要消耗10吨水,而中国大多数煤炭产区位于干旱缺水的西部。
- A separate A$750m ($600m) handout will help coal adapt, including by capturing methane (a more potent polluter than carbon dioxide) released from coal mines. 750万澳元(600万美元)的资助金会用于帮助煤矿业调整,包括收集从煤矿中释放出的沼气(比二氧化碳更糟的污染物)。
- Askaer L, Schmidt LB, Elberling B, et al. (2008) Environmental Impact on an Arctic Soil-Plant System Resulting from Metals Released from Coal Mine Waste in Svalbard. 北极永冻土带矿坑排水的重金属元素的释放及其对苔原植被的环境效应。
- acidic wastewater from diosgenin production 皂素酸性废水
- They are ventilating the sap of a coal mine. 他们正在使煤矿坑道通风。
- We find out feasible treatment method of picric acid wastewater. 通过研究,找出了苦味酸废水较为可行的处理方法。
- That coal mine is no longer worked. 那个煤矿已经不经营了。
- The laboratory test of membrane biological process of organic wastewater from brassylic acid manufacturing plant. 巴西基酸生产废水膜生物工艺处理试验研究。
- Taking a certain coal mine in North China for example in this paper,two different water quality types of mine inflows from coal seam roof and floor aquifers have been effectively identified by applying Adaline method. 本文以华北某矿井为例 ,采用具有线性功能函数的神经元 (AdaptiveLinearElement)方法对来自煤层顶、底板含水层的两种不同水质类型矿井水进行了有效的识别。