查询词典 coal-hole

The characteristics of Gujiao clean coal are introduced,its caking index is analyzed,coal blending is suggested for power coal.

阐述古交矿区精煤的煤质特征，分析其粘结指数的规律，并提出了动力煤配煤的方向。

In order to raise the service life homemade coal cutter s, a new kind of coal cutter s suited for the conditions of our country is manufactured after analyzing the reasons why the "trump card" coal cutter s have the longest service life.

在剖析世界王牌截齿——德国截齿具有较高使用寿命原因的基础上，研制出了适合我国国情的模拟截齿，以达到提高现有国产截齿使用寿命的目的。

How to make good use of powder coal ash is a very significant researchingproject .New excitating agent was exploited which is for powder coal ash activation ,produced high activating powder coal ash ball, used as mixed material for cementproduction.

如何有效的利用粉煤灰是水泥行业的重要研究课题，通过本课题研究，开发新的粉煤灰活化激发剂，制成活性高的粉煤灰料球，用作水泥生产的活性混合材。

This paper analyses and calculates water coal in theory,makes out pressure date calculation formulas about water coal at discretion depth in bunker,provide theory thereunder about intensity and stiffness calculation of devices of water coal .

从理论上对水煤进行静力分析计算，推导出水煤在煤仓任意深度点的压力值计算公式，为水煤设备设计的强度及刚度计算提供理论依据。

I was on the inside, not light trucks, when most of the coal in my car was a scrap of trucks, the coal is covered by the tarp, so, the coal will not come into my place by pressure, just give me leave a little shelter.

我被压在里面，开始的时候没有光线，当时大货车拉的煤大部分盖在我那被压了报废的车上，还好大货车上的煤是用油布盖着的，这样，车上的煤就没进到我被压的地方，正好给我留了一个小小的避难所。

Mine car plays an important part in the coal mine underground haulage. The gaugue felt on the bottom of the coal car is one of the common problems on the process of coal production and transportation.

矿车在煤矿井下运输中占有十分重要的地位，煤矸粘结矿车车底是煤矿生产运输过程中存在的一个普遍问题。

While China's massive use of coal and frenetic construction of coal-fired power plants have raised concerns around the world, the country has emerged as the leader in cheaper and cleaner coal technology, the New York Times reported.

据纽约时报报道，中国对煤炭资源的大量使用和火力电站的兴建热潮引起了全世界的关注，而中国也逐渐在清洁、低廉的煤炭能源技术上取得领先地位。

The images of coal mine's conveyer belt are sampled by image manipulation system, and using one dimension wavelet , the eigenvectors of "coal flow","conveyer","background" are depicted, in the last, with BP neural network classing function, the width of the coal flow is estimated.

根据图像采集系统实时采集的煤矿井下带式输送机煤流图像，利用一维小波分析方法求出描述图像煤流、胶带和背景的特征参数，通过BP网络进行目标分类，进而判别煤流边界，以求出煤流大小。

The coal impact breaking mechanism and impact coal cutter were introduced in the paper, the primary task of this project, study on the dynamic characteristic of hydraulic impact system of impact coal cutter, was pointed out.

本文介绍了冲击式破煤机理的提出和冲击式采煤机的研究现状，然后指出了本课题的主要任务是研究液压冲击系统的动态特性。

This article summarizes the hazards of coal gangue dump,and analyses and discusses the greening technology of coal gangue dump,so as to offer the help to vegetation restoration and eco-rehabilitation of coal gangue dump.

概述了矸石山的危害，分析了矸石山的绿化技术，并对矸石山绿化技术进行了探讨和展望，以期为矸石山的绿化改造和生态重建提供帮助。

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。