查询词典 coal

Grinding the coal powder mixed with a few linotype phenol - formaldehyde resins, the surface of the coal powder was modified by the meehanoehemical effect during ball milling.

在神府煤粉中加入少量线型酚醛树脂后在行星球磨上进行混合球磨，利用球磨过程中的力化学作用对煤粉进行表面改性，用傅立叶变换红外光谱、热重分析仪和激光粒度分布仪等对改性后煤粉进行了表征。

A few developed countries of world change engineering technology to mature about the direct fluid of coal, the direct and liquefacient industrialization that realizes coal for our country offerred the possibility on the technology.

世界一些发达国家有关煤炭的直接液化工艺技术成熟，为我国实现煤的直接液化产业化提供了技术上的可能性。

Divine China group entrusts coal science to study total courtyard is black to Xinjiang the experiment of direct and liquefacient function of coal of mountain minin......

神华集团委托煤炭科学研究总院对新疆黑山矿区煤炭的直接液化性能。。。。。。关键词：煤炭新疆黑山项目新疆，项目

Cleats are the endogenetic fracture systems which are widely distributed in the coal bed and are of great significance for the coal-bed gas to be produced,being the natural fractures formed by desiccation,coalification,lithification and tectonic force.

割理是广泛存在于煤层中对煤层气的产出具有重要意义的内生裂隙系统，是煤层经过干缩作用、煤化作用、岩化作用和构造压力等各种过程形成的天然裂隙。

Cleats are the endogenetic fracture systems which are widely distributed in the coal bed and are of great sig nificance for the coal-bed gas to be produced, being the natural fractures formed by desiccation, coalification, lithification and tectonic force.

割理是广泛存在于煤层中对煤层气的产出具有重要意义的内生裂隙系统，是煤层经过干缩作用、煤化作用、岩化作用和构造压力等各种过程形成的天然裂隙。

Ball mill is an important equipment be used to coal pulverization in the coal-fired power plant. The material location is a very important parameter and it influences the ball mills working efficiency. So the measurement of the material location is very important.

球磨机是一种十分重要的制粉设备，广泛应用于火力发电厂等工业场所，球磨机内的料位信息是关系到其运行状态和工作效率的重要参数，因此准确测量料位信息是非常重要的。

Histologically, the characteristic lesion of CWP is the so-called coal macule , which consists of a focal accumulation of coal dust surrounded by a small amount of fibrous tissue.

在组织学上，特征性的煤尘肺损伤被称为"煤斑"，包括少量纤维组织及其包裹局灶性的煤尘沉积。

The difference of magnetic susceptibility of different density level coal is the basis of coal magnetic separation.

不同密度级煤比磁化率的差异是煤磁选的依据，用Gouy磁天平对不同密度级煤比磁化率进行测定，煤比磁化率随着密度的减小而减小，小于1。

Then the matrix of all demand coefficients , that is the extended Leontief converse matrix, is introduced under the condition of including coal resources department and pollution department and the general model of demand prediction of coal resources was concluded.

结合陕西省软科学研究课题"陕西省煤炭资源的可持续发展研究"，作者以2001年数据资料为依据，编制出陕西省2001年煤炭资源投入产出表，建立陕西省2001年煤炭资源投入产出数学模型。

The paper discusses main environmental geology problems caused by mining of coal, such as mining slump, land subsidence. Karst slump, soil hole slump and groundwater meagerness, pollution caused by mine water and coal gangue.

概述了淮南矿区采矿引起的负环境效应，如采矿塌陷、地面沉降、矿坑排水疏于引起的岩溶土洞渴陷、地下水枯竭、矿井水和煤矸石对环境的污染等。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。