查询词典 mining engineering

Coal plants put into operation for fully mechanized mining equipment, machine boring machine, shearer, hydraulic support, hydraulic pillar reprint machines, scraper plane, belt machine, crushing machine, such as machinery and equipment repair and parts processing, and strive to become the northern part of Shanxi Province the largest coal-machine parts and repair store base, while at the same time enhance the Mine mining transportation equipment parts and repair capacity of processing capacity.

厂房投产后用于煤机综采设备的掘进机、采煤机、液压支架、液压支柱、转载机、刮板运输机、皮带机、破碎机等机械设备修理及配件加工，力争成为山西北部最大的煤机配件超市及修理基地，同时不断提升矿山采掘运输设备配件加工能力及修理能力。

2207 Face of Chensilou Coal Mine,summarize the difficulty and the key point of the safety management of full-mechanized mining face with high inclined compound roof ,adopt countermeasures to guard against the support crooked and guard against the scraper conveyer and mining machine to glide down.

通过对陈四楼煤矿2207工作面回采，总结出大倾角复合顶板综采工作面在防煤飞出工作面伤人、防支架歪倒、防刮板输送机上窜下滑、防采煤机下滑等安全管理方面的重点和难点，及采取的对策和措施。

Based on the geological and mining conditions and occurrence characteristics of loose aquifer of Xinglongzhuang Colliery,water bursting cause of 4303 full-mechanized caving mining face under loose aquifer was analyzed,the prevention measures of the 3rd aquifer and reasonable dimension of coal pillar for sand proof were discussed in this paper.

根据兴隆庄煤矿地质采矿条件，结合松散含水层赋存特征，分析了四采区4303综放工作面第四系松散含水层出水的原因，探讨了防治三含水的技术途径和留设防砂煤柱的合理尺寸。

Based on the geological and mining conditions and occurrence characteristics of loose aquifer of Xinglongzhuang Colliery,water bursting cause of 4303 full-mechanized caving mining face under loose aquifer was analyzed,the prevention measures of the 3rd aquifer and reasonable dimension of coal pillar for sand proof were discussed in this paper.

通过对梅河四井溃泥工作面覆岩破坏特征和顶板岩层状态的探测分析，结合离散元数值模拟手段，模拟了不同状态顶板条件下水平分层综放开采的顶底板位移场和破坏场，探索了溃泥、溃砂发生的成因和机理，丰富了水体下采煤的理论和技术体系。

It is learned that the city will be blocked in accordance with the combination of thinning approach, strengthen Zhuozhou City, Hebei Province, Sanhe City, such as brothers and city and county links, from "order agriculture" and "Beijing vegetables green channel" model, dredge sand and gravel production from other provinces , transport channels, from the source to curb illegal sand mining activities in the city; At the same time, city, district levels should be taken by way of a joint law enforcement, focus on time to carry out special rectification, and resolutely clamp down on illegal sand mining, illegal mixing station, component plants, to ensure the city's major construction projects, the protection of the capital of the environment.

据了解，城市会被拦截按照间伐相结合的办法，加强涿州市，河北省三河市，如兄弟和市，县的联系，从&订单农业&和&北京蔬菜绿色通道&模式，疏浚沙石生产，其他省，运输渠道，从源头上遏制非法采砂活动的城市；同时，市，区两级应采取的方式，联合执法，重点对时间进行专项整治，坚决取缔非法采砂，非法搅拌站，构件厂，以确保城市的重大建设项目，保护首都的环境。

In order to popularize the modern mining equipment, we do a lot of work. Now our apparatus is the most systematized, including wire saw machine, rock driller, rock cutting, wire saw beads and so on. Our company can offer to domestic mining owner from mine layout to mine exploit plan, and from equipment to the exploit teams.ISI: Thank you so much.

我们为推广采矿现代化设备，做了大量工作，目前我们的设备最为系统化，包括绳锯机，潜孔钻，荒料整形机，重型轻型高速钻机，金刚石串珠绳锯及各类配套易耗品，目前公司可为国内采矿业主提供从矿山规划到开采方案，从开采设备到开采队伍等一体化专业服务。

At last,presents a modem long - distance education model which establishes on the basis of Web mining and data mining .

在Web挖掘和数据挖掘研究的基础上，提出了一个智能化、个性化的现代远程教育系统结构模型。

And designed and manufactured according to customer needs special equipment, factory production, sand mining machinery, gold mining machinery can be completed at the same time, selection, extraction, separation, cleaning and other processes to produce a one-time qualified river sand, iron sand, alluvial gold, stones, etc.

并根据客户需求设计生产异型设备，本厂生产的矿沙机械、淘金机械能同时完成挖掘、筛选、提取、分离、清洗等多个工序，一次性生产出合格的河沙、铁沙、沙金、石子等几种产品，其优点是效益高、成本低。

Of the individual-owned enterprises, mainly engaged in the range of hydraulic mining machinery complete sets of equipment production and sales, its main products are: supporting products and coal mining test equipment maintenance.

系个人独资企业，主要经营范围为矿用液压机械成套设备的生产与销售，其主要产品为：煤矿支护产品和矿用试验检测维修设备。

The extraction rate of coal in hydraulic coal mining is subject to the influence of a number of factors, and it varies widely, bepending on mining conditions.

水力采煤的原煤采出率有很多影响因素，由于开采条件不同，采出率差距很大。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。