查询词典 coal-hole

For the weighbridge used in coal mine is lower precision and is interfered by people easily, a management system of coal transportation and sale was designed in the paper.

针对现在部分煤矿仍采用机械式地上衡而造成精度低、人为因素多的情况，设计了一套煤炭运销管理系统。

The countries that are poorest in black coal have been most richly endowed by nature with white coal .

大多数产煤少的国家都有丰富的水力资源。

The production of coal degradation by white rot fungus was also studied. Based on these studies, the degradation law of coal biodegradation was also worked out.

还对白腐真菌对煤降解转化产物进行了元素分析，在此基础上探讨了白腐菌对煤生物降解转化的规律。

The degradation law of the coal sulfur under these optimum conditions was also worked out. The results show that coal desulfurization by white rot fungus is feasib...

实验结果表明，白腐菌煤炭脱硫是完全可行的，而且白腐菌脱硫速度较快，2d内可脱除煤中无机硫的5530％、全硫的4454％。

The influence of the quantity of white rot fungus,concentration of coal slurry,coal granularity and pretreatment in desulfurization was studied and the optimum conditions for various factors were sieved by orthogonal test method.

通过正交试验研究了白腐菌在煤炭脱硫过程中细菌数量、煤浆浓度、煤粒度和预处理等各因素对其脱硫的影响，并筛选出各因素的最佳试验条件，在此基础上探讨了白腐菌脱硫的降解规律。

Putting forward save energy falls that the burnt measure has: improves reduction of furnace charge; Use large quantities of weights and many rings cotton material and the feeding system of standard-sized sheet wind gap school assignment;Adding coal gas and blast shedding the wet installation and preheating raising the wind temperature etc with carrying on hot-blast stove combustion-supporting air and coal gas.

提出节能降焦的措施有：改善炉料的还原性；采用大批重、多环布料、全开风口作业的装料制度；购买高品位入炉矿石、炉料分级入炉；添加煤气和鼓风的脱湿设施和进行热风炉助燃空气和煤气预热提高风温等。

Although it is well known that windproof net is very useful to control the form and diffusion of coal dust,the windproof net has not been widely applied to large-scaled coal ports.

防风网是控制煤炭起尘与扩散的一种有效手段，其防尘效果主要与防风网的结构、设置方式有关。

Coal tar pitch is a coal tar initial fractionation, the boiling point greater than 360 ℃ residues; wood tar wood tar pitch is the residue after distillation material.

煤焦油沥青是煤焦油初步分馏后，沸点大于360℃的残留物；木焦油沥青是木焦油蒸馏后的残留物。

Based on the Changxing Agricultural Geologic Environment Survey in Zhejiang Province, the paper marks the abnormal plot of some elements in the soil of surface layer in Meishan Basin, such as Cd、Hg、As、Ni、Pb、S、Br、Cl、F, and lays emphasis on the spatial distribution of the abnormalism, and also evaluates the environmental quality of soil and shallow groundwater preliminarily. The results show that enormous coal gangue was stacked with open-air as a result of coal mining of Meishan Basin.

文章以长兴县农业地质环境调查结果为依据，结合区域浅层、深层土壤及浅层地下水测试分析数据的统计特征，圈定了煤山盆地土壤中Cd、Hg、As、Ni、Pb等重金属和与采煤有关的S、Br、Cl、F等不同元素的地球化学异常图，重点分析了异常的空间表现特征，并对土壤、浅层地下水环境质量进行初步评价。

All the compounds were isolated and identified from the bituminous coals for the first time, bis(2-ethylheptyl) terephthalate and 18-ethyl-17-(hexan-2\'-yl) docosanoic acid are new compounds.Further more, a Colourless Oil Liquid, a white acerate crystals containing some alkanes, a white tabular crystals consisting of some fatty acid esters and a white powder crystals in which some fatty acids exist were isolated and analysed by GC/MS for the first time.Through this research, a study method of"classification extract of bituminous coal- separation with silica-gel and gelatin column chromatographies- identification of the isolated compounds by FTIR, GC/MS, LC/MS, 1H NMR and 13C NMR analyses"was established and proved to be a practical approach toward separable and non-destructive identification of some organic compounds in bituminous coals for coal chemistry research.

本研究建立了&原煤分级萃取-硅胶与凝胶柱层析分离与纯化-GC/MS或LC/MS检测-FTIR、MS、1H NMR和13C NMR波谱解析&这一煤中有机化学成分的非破坏性分离与分析的研究方法，并验证该研究方法有效可行。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。