查询词典 mining engineering

First of all, the Examinatorial Source Mining System concept on the basis of summarizing the Data Mining theory was introduced. Then the problems facing in Distance Education were analyzed and raveled out.

本文介绍了考试资源挖掘系统的相关概念，分析了当前远程教育中考试资源挖掘面临的学生个体差异、事务粒度过粗、数据挖掘算法改进等问题，并详细讨论了这些问题的解决办法，给出了考试资源挖掘系统的设计方案。

The Da＇anshan coal mine already entered the deep mining stage, Geologic structure is complex by the fold geologic structure primarily in the Minefield, the mining coal working surface and the tunnel impact geostatic pressure occurs frequently, but so far has not conducted the system research.

大安山煤矿现已进入深部开采阶段，井田内以褶曲为主的地质构造复杂，采煤工作面和巷道冲击地压发生频繁，但到目前为止还没有进行过系统研究。

Glauberite mining company located in the base of raw materials, ores rich, high grade, to meet the annual production capacity of 200,000 tons of raw material production facilities demand, mining technology and processing of production to achieve the advanced level in the same industry and has an annual output value of 60 million yuan.

公司矿区地处钙芒硝原料基地，矿石蕴藏丰富、品位高，能满足年产20万吨生产装置的原料需求，开采工艺及加工生产达到同行业先进水平，年产值达6000万元。

It shows that the particle vibration velocity is related to the maximum single sound charge,distance from the blasting point uo the measured point,types of explosive and blocking condition.While transforming opencast mining into underground mining,if a goave is filled up with gangues,the surface rock mass of slope ca...

在露天转地下开采时，如果对采空区充填废石，不仅可以使边坡表面岩体处于有利的三向受力状态，回填废石体还起到了爆破减震作用，同时还有明显的高频滤波作用，有利于保持地下巷道的稳定性。

During the updating and mining of TCIS-Tree several optimal strategies, such as data filtering, heuristically and dynamically adjusting the pruning threshold and mining threshold, and so on, have been explored to make our method efficient.

在TCIS-Tree的更新和挖掘过程中，采用数据过滤、启发式动态调整剪枝阈值、挖掘阈值等若干优化措施，有效地提高算法的时空效率。

In accordance with the ageing of most electric equipment s of the mining area of Jiaozuo Mining Group,the lower natural power actor and the increscent energy cost per ton,the method of improving the natural power actor was introduced.

针对焦煤集团矿区的大部分用电设备的自然功率因数都较低，设备老化，吨煤能耗增大等问题。

On the basis of retrospecting the development of intrusion detection technology, the problems incurrent intrusion detection systems are analysised. By comparing several kinds of intelligent methods in intrusion detection including artifical neural network, artifical immunity and data mining, we present that data mining is a perfect method to construct normal profile of protected system which is used in anomaly detection.

入侵检测作为一种主动防御手段，在其发展的过程中，有些问题一直没有得到很好的解决，如对未知攻击的识别与界定以及受保护系统正常模式的建立等，目前国内外普遍采用在异常检测中引入智能化方法来解决这些问题，例如采用神经网络、人工免疫、数据挖掘技术等等，其中数据挖掘是目前比较理想的一种方法。

The characteristics and application of the main mining methods of China's metal mines and their improvement and application prospect are discussed. In view of the existing technical basis and the trend of the demand of China's economical development on metal mines' resource, the future development of mines is prospected. Several feasible concepts are given such as the development orientation of mathematical mine and artificial intelligency, optimization of the hauling system of open pit mining and open...

讨论了我国金属矿山主要采矿方法的特点、应用情况、得到的改进及应用前景，针对现有的技术基础以及我国经济发展对金属矿资源的需求趋势，对未来矿山的发展进行了展望，重点提出了数字矿山、人工智能等发展方向，及进行露天开采运输系统优化和地下开采露天化几种可行性的设想，为我国采矿工作研究者提出了几种新的课题。

Years, Zijin Mining major acquisition projects are as follows: May 27, with the Philippines Lepanto Consolidated Mining Company signed a memorandum of understanding to acquire 70 million U.S. dollars to the Far Southeast Gold Resource , Inc (hereinafter referred to as "FSGRI") 20% of the shares; August 12, to spend 864 million yuan to buy 40 percent of Qinghai Copper Westphalia stake; November 7 to 88.45 million yuan to buy 49% of Zijin Copper stake.

年，紫金矿业重大收购项目如下：5月27日与菲律宾莱潘托联合矿业公司签署了一项谅解收购七千点○万美元到远东东南黄金资源公司（以下简称备忘录作为&FSGRI&）20％的股份，8月12日，花费8.640亿元收购40铜的青海威斯特法伦州的股份百分之； 11月7日至8845.00万元收购紫金铜49％股权。

Sino Gold Graduate Trainee - Mining/Geology/Processing/HES/Maint.Sino Gold Graduate Trainee - Mining/Geology/Processing/HES/Maint.

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"The operators will suffer a temporary decrease in the number of consumers and short message services as people may not like having to provide their ID cards for a phone number," Xu Junqi, vice-dean with the Policy-Making Institute of the Telecommunications Research Centre under MII, said yesterday.

信息产业部下属的通信决策研究院副主任徐俊其昨天说：&实行手机实名制后，人们可能不太情愿用身份证注册手机号，所以通信运营商会暂时面临用户减少和短信用户减少的问题。&

I don't believe in make-believe!

我不相信这些虚构的故事。