查询词典 coal vase

Detailed researches are implemented to behavior of superincumbent strata in mining 45 degree coal seams using horizontal section top-coal caving in this paper.

本文针对45°特厚煤层水平分段放顶煤开采后的上覆岩层移动破坏规律进行了深入研究，指出45°特厚煤层开采后老顶破断后在一定层位形成了沿倾斜方向的铰接岩梁结构，即倾斜岩梁。

Theoretical analysis for the surface properties of coal-pyrite and mass susceptibilities of different kinds of coal-pyrite crystal forms and coats are studied.

对煤系黄铁矿的表面特性进行了理论分析，并测定了煤及煤系黄铁矿的磁化率。

According to the actual working conditions of bolting-shotcrete supporting in coal-mine tunnel,the working mechanism of different buckets was studied,their merits and demerits were analysed,and the double-crank grab bucket with assistant linkage was proved to be an ideal choice of grabbing materials in coal-mine tunnel because its motion trace was definite and symmetric and occupied lesser space.

从巷道锚喷支护中物料抓取的实际作业环境出发，对拟采用的几种抓斗的工作机理进行了分析研究，比较了各方案的优缺点，指出辅助连杆的双曲柄抓斗的运动轨迹确定、对称，且具有在竖直方向上占用空间最小的特点，是井下巷道施工中物料抓取的理想选择，这种设计方法能够为相关抓取装置的设计起到参考作用。

In order to produce the synergist pesticides of coal-based acid, the objective of this study to investigate the interaction between coal-based acid and pesticides comprehensively and systematically.

本文以研究煤基酸增效型农药为重点，全面、系统地进行了煤基酸与农药相互作用的研究。工作主要包括以下几方面内容

The second advantage is that globose targe is the most sensitive to variety of coal powder concentration In the experiment, a testing piping system for coal powder and air two phase flow was built in laboratory. Experiment adopt disk target and spherical target two kinds of target.

将两组试验数据拟和得到的空气单相流关系式的斜率与两相流关系式的斜率进行比较，球形靶试验数据拟和公式的斜率较大，说明球形靶确实比圆片靶对两相流粒子浓度的反应灵敏度高。

Texaco coal-water pressurized gasification technology is one of the most advanced coal gasification technologies in the world, and Texaco gasifier is the core equipment of this technology.

德士古水煤浆加压气化技术是当今世界上最先进的煤气化技术之一，德士古气化炉是该技术的核心设备。

The standard coal train takes 3 hours to load, and the tipple's capacity is 1.5 standard trainloads of coal.

一列标准列车要用3小时装满，而倒煤台的容量是一列半标准列车。

The average sulfur content of 11 # is 3.99%, and the organic shlfur is 55%～90% of its total sulfur. The correlation relations between the sulfur and coal ash, as weel as geneses of sulfur in the coal seam are studied too.

煤的用途不同，对硫分的要求也是不同的；同时，煤中不同的硫分，脱除方法也是不相同的，无机硫的大部分可用传统的洗选技术和方法脱除，但有机硫就很难用传统的洗选技术和方法脱除了。

A simulated burnt piece of coal or wood, usually a plastic casing having a wood-like or coal-like coating, with a light source mounted therein, and a strip of cloth having a shape of fire flames billowed above the simulated burning medium by blowing wind. A vision of jiggling fire flame may be viewed through a partially translucent screen made of plastic.

现有的电壁炉火焰模拟装置中，一类装置为模拟煤炭或树枝状碳块的燃烧介质，通常这些燃烧介质由表面涂有树枝状木材颜色的塑料壳体替代，里面装有一组灯泡光源，来模拟燃烧树枝状木材时的效果，再用一组火焰形状的丝绸布料飘带悬挂在燃烧介质上方，通过空气的吹动来带动飘带飘动时的投影效果，通过半透明的塑料屏幕与镜面玻璃，可以看到火焰闪动的视觉景象。

The hydro-geological parameters of Triassic age coal bed 3 of Dongtan Coal Mine be calculated with it.

利用相关方程求出了全东滩矿3煤砂岩顶板含水层的水文地质参数。

He paid $5,000 for this cupcake.

他我这个纸杯蛋糕花了5000美元。

I mean, if you want to, that is

我的意思是，如果你们想吃的话。