查询词典 coal mine

The theory of top coal fracture control and the drawing manner adaptation to top coal block distribution is used at work face with"two hard conditions", and the top coal recovery ratio has distinct improvement.

以上顶煤控制压裂及放煤理论在&两硬&综放采场的应用，提高顶煤回收率的效果明显。

Meanwhile, the coal block in improving recovery rates and work hard to control a good recovery of the mining face the high points of the underground installation of all reproduced buffer facilities, to reduce the production, transport links block the rate of loss; revised and improved coal quality management practices, standardize management, clear responsibilities in ensuring the quality of washing under the premise of improving coal recovery.

同时，在提高煤炭块率和回收率上下功夫，控制好回采工作面的采高，对井下各转载点加装缓冲设施，减少生产、运输环节的块率损失；修订完善煤质管理措施，规范管理，明确职责，在保证洗选质量的前提下，提高煤炭回收率。

At the same time the carton content of fly ash and slag condition of boiler were almost not influenced by coal water slurry technology applied. These show coal water slurry rebuing technology applied in large scale station boiler is a prospect method and offer instruct for the practical utilization of coal water slurry reburning.

同时试验结果表明采用水煤浆再燃技术时对炉内结渣状况和飞灰含碳量的影响很小，说明大型电站锅炉上采用水煤浆再燃是一种有前景的脱硝方法，这对水煤浆再燃技术的推广应用具有重要意义。

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。

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 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。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48