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- Keywords pyrites from coal mine;kinetics of oxidation reaction;acid mine drainage（AMD）; 煤系黄铁矿;酸性矿井水;氧化反应动力学;
- pyrites from coal mine 煤系黄铁矿
- 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。
- 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。
- 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。
- 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）。
- They are ventilating the sap of a coal mine. 他们正在使煤矿坑道通风。
- That coal mine is no longer worked. 那个煤矿已经不经营了。
- An Experimental Research of Nickelic Waste Water Clarifier Made of Pyrites from Coal Measures 用煤系硫铁矿制备含镍废水净化剂的实验研究
- 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。
- The application of the gas drainage technology in Donghai coal mine is introduced, including gas drainage in close coal layer, gas drainage in goaf, gas drainage from coal, and local gas drainage. 介绍瓦斯抽放在东海矿的应用,抽放方式为邻近层抽放、空区抽放、本煤层抽放及局部抽放。
- Conversion of your heating system from coal to gas will be costly. 你把暖气系统由烧煤改造成烧瓦斯会花好多钱。
- This year's yield from the coal mine was very large. 今年这煤矿产量甚丰。
- In view of the defects in GB, a novel method was proposed after many experiments to accurately measure the content of pyrites sulfur derived from coal. 摘要针对国标法难以准确测定含量高达40%25左右的煤系硫铁矿中硫化铁硫的不足，通过多次试验提出一个可以准确测定高含量煤系硫铁矿中硫化铁硫的方法。
- We've converted from coal to gas central heating. 我们已由燃煤改换成燃气集中供暖。
- Nylon is made from coal,water and air. 尼龙是用煤、水和空气制成的。
