查询词典 coal

Total reserve of mining area coal is in 100 million tons of above, it is Jiangxi saves one of 4 big companies yield coal, have 5 opposite to produce mine, main production is high grade soft coal, anthracitic wait industrial dynamical coal.

矿区煤炭总储量在一亿吨以上，是江西省四大产煤企业之一，现有五对生产矿井，主要生产优质烟煤、无烟煤等工业用动力煤。

Using self-made coal oxidation device,the low temperature oxidation experimental for brown coal,bituminous coal and anthracitic coal has been made.

利用自制煤氧化装置，对褐煤、烟煤和无烟煤进行低温氧化实验，结果表明，不同煤样，低温氧化产生的气体及温度不同，气体的生成量与氧化温度呈指数关系，其相关性很好；揭示了煤的低温氧化过程气体浓度与温度变化特征，提出多标志气体进行煤自燃早期预测预报。

Experimental results indicates there is high conversional rate in short reaction time and high temperature of coal liquefaction .the coal conversion increases along with the extension of reaction time , exceeding the final temperature of coal liquefaction, the coal conversion declines .

在煤液化反应的起始温度Tb时，煤转化率随时间的延长而增加，高于液化反应的终止温度Tf时，煤转化率下降。

Sponsored by the province's Coal Mines Administration Bureau and the Coal Mine Safety Inspection and Supervision Bureau, coal mining executives gathered in Guiyang, a modest-sized city (by China's standards) of more than three million people, to discuss how the latest foreign technologies could help degasify China's 2,000 coal mines, both improving mine safety and reducing China's global output of air pollution.

主办省的煤炭管理局和煤矿安全检查监察局，煤炭高层齐聚贵阳，适度规模的城市，超过300万人，以讨论如何国外最新技术，将有助于degasify中国的2000煤矿，促进矿山安全和减少对中国的全球产量的空气污染。

Sponsored by the province's Coal Mines Administration Bureau and the Coal Mine Safety Inspection and Supervision Bureau, coal mining executives gathered in Guiyang, a modest-sized city (by China's standards) of more than three million people, to discuss how the latest foreign technologies could help degasify China's 2,000 coal mines, both improving mine safety and reducing China's global output of air pollution.

主办全省煤矿当局和煤矿安全监察局、监察局、煤炭主管齐聚贵阳，适度规模的城市超过300万人，最新讨论如何degasify外国技术可以帮助中国两千煤矿既改善煤矿安全和减少我国全球产量的空气污染。

It is necessary for China to develop the coal futures ,that will provide the tool of elude risk for both sides of the coal provider and demander,deraign the price conflict between coal and electricity industry,and contest the pricing power of the international coal commodity.

煤炭期货交易可以为煤炭供需双方提供避险工具，化解煤电价格矛盾以及争夺国际煤炭商品的定价话语权，而且从我国煤炭商品的期货特性和市场环境来看，在我国开设煤炭期货交易的条件已基本具备。

Our country can apply strategic trade policy to coal industry. This article has proven in our country the feasibility in tradition industry—the coal industry apply the strategic trade policy, simultaneously according to such assumption, uses the model of Dixit, with 2003 data in Chinese coal industry, examine the effect of tax rebate for export, Empirical study has proven showed that, tax rebate for export promote coal volume of exports, indeed shift the profit to our manufacturer and enhanced the national welfare.

我国的煤炭行业具备了实施战略性贸易政策的条件，因此本文试图证明我国煤炭行业实施战略性贸易政策的可行性，同时在该理论的基础上，利用迪克西特的校正模型和我国煤炭行业2003年的数据，检验了煤炭行业出口退税政策的效果，结果显示，出口退税政策促进了我国煤炭的出口量，的确起到了利润转移和国民福利提高的效果。

For understanding the enrichment and controlling factors of trace element As in coal combustion, experimentize coal combustion on drop furnace with Guizhou lignite coal and Pingdingshan bituminous coal adding different arsenide.

为了解煤燃烧过程中痕量元素砷的释放行为、富集规律与控制因素，对贵州高砷煤和加入不同含砷酸盐的平顶山烟煤进行了沉降炉燃烧实验。

Based upon the data from major coal mining and prospecting districts in China, the correlation of coal petrological and physical factors such as coal rank, lithotype and maceral to the coal methane content, absorption and permeability was summarized, and their controlled gas mechanisms were discussed.

发现煤级－含气量的&包络线&具有阶段性演化规律，最大含气量的显著变化与煤化作用阶跃高度一致，煤储层含气量较高的地区沿纬向等间距展布且与较高煤级煤分布区吻合，煤的兰氏体积与镜质组含量关系中存在一个镜质组含量临界值。

The mathematic relationship between coking coal's characters and coke reactivity index and coke strength after reaction was studied.Main effect factors were analyzed by dynamics model formed by metaplast and mesophase.Taking metamorphic degree of coal, coal maceral, caking property, ash and the content of K_2O and CaO as independent variable, forecasting model was set up by the coking tests with 25 kinds of coals used in the industries.It concludes that exinite in coal makes CRI increase and CSR...

以研究炼焦煤性质与焦炭反应性、反应后强度之间的数学关系为目的，通过胶质体和中间相形成动力学解析导出模型的主要影响因子，以煤的变质程度、煤岩组成、粘结性、灰分及K2O和CaO含量等因素为自变量，由25种工业用煤的炼焦试验，建立出预测模型，并得出壳质组使反应性增大及反应后强度降低；K2O催化作用强于CaO，且两者的催化作用均随煤的变质程度不同而不同等重要结论。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。