查询词典 mining field

The MG700-WD mining machine is a kind of electricity drawing and high-power mining machine, this machine's fuselage is low, installation-power is large, all electric motor are fixed up horizontally, mechanical drive is all the transmission of gear, electric motor、walking case drive wheel package etc, can take from old pool side out, so the transmission is high in efficiency, easy to install and maintain.

以下为资料的部分内容，如需要全部资料请点击获取全文论文编号：JX414 包括设计图，说明书字数：22278。页数：75MG700-WD型采煤机是一种电牵引大功率采煤机，该机机身矮，装机功率大，所有电机横向布置，机械传动都是直齿传动，电机、行走箱驱动轮组件等均可从老塘侧抽出，故传动效率高，容易安装和维护。

Mining panel at Kangjiawan lead, zinc and gold mine in the Bureau of Mines of Shuikoushan.(4) In order to mine No. 12, No. 14, No. 15 and No. 16 rooms safely, a mining system of upward slicing and filling with cemented tailings was designed. The system was used to mine the rooms safely and great economic benefits were obtained.

为了确保Ⅲ—1采场12~#、14~#、15~#、16~#矿房的安全回采，设计了上向水平分层胶结充填采矿法，并应用该采矿方法实现了12~#、14~#、15~#、16~#矿房的安全回采，取得了巨大的经济效益和社会效益。

1If it transfers all the rights and interests of a mining area, the difference between the transfer income and the book value of the rights and interests of the mining area shall be recorded in the profits and losses of the current period.

转让全部探明矿区权益的，将转让所得与矿区权益账面价值的差额计入当期损益。

2If it transfers all the rights and interests of an unproved mining area, for which it calculates the impairment separately, the difference between the transfer income and the book value of the rights and interests of the unproved mining area shall be recorded in the profits and losses of the current period.

转让单独计提减值准备的全部未探明矿区权益的，转让所得与未探明矿区权益账面价值的差额，计入当期损益。

Data mining in time series has been one of the focuses of current data mining research.

对时间序列进行数据挖掘具有重要的意义，已成为当前研究的焦点之一。

Open-pit mining. That in the open air conditions, the shallow depth of the ore from open pit mines, open pit slopes for open pit or strip mining ...

露天开采。即在露天条件下，将埋藏较浅的矿石，从矿坑露天矿、山坡露天矿或剥离露天矿进行开采。。。。

Hence mining technicians can conveniently conduct mining design such as tunnel design, stope design, drill hole design.

使得采矿技术人员可以很方便地在三维数字矿山模型上直接进行巷道设计、采场设计、炮孔布置等采矿设计。

We specialized in the products: protection chain of loader: ZL20 30 40 50 60 80 90 etc, and protection chain of truck: 900, 1000, 1100,1200, to protect tyre on the job under the adverse industrial and mining condition: cubic meter project, stone pit, mining area, tunnel project, train construct, etc.

我公司专业生产的ZL20 30 40 50 60 80 90 等装载机保护链，900、1000、1100、1200载重汽车保护链，在土石方工程，采石场、矿山、隧道工程、铁路建设等恶劣工矿条件下作业对轮胎的保护。

The text obtains some data that caving span of immediate roof is 30m, caving span of main roof at first weighting is 42m and caving span of main roof at periodic weighting is 14m. Mining influence range is determined about 40m through numerical modeling, namely about three advance pillars were in the range of mining influence.

利用数值模拟得出煤柱采场直接顶的垮落步距为30m，老顶的初次来压步距为42m，老顶的周期来压步距为14m；通过模拟超前支承压力，确定了采动影响范围约为40m，即采场超前的三个煤柱都在影响之内。

Fenghuangshan non-ferrous metals mining industry, written history can be traced back to the Song Dynasty. 600 years ago in the Ming Dynasty, silver mining factory worker reaches up to 3,000 people,"Kim Doo-sun", said.

凤凰山有色金属开采业，有文字记载的历史可追溯到宋代。600年前的明代，白银厂采矿工人最多时达3000多人，有&日出斗金&之说。

The receding calculations and experiment analyses in this subject are built on the blood cast of pig tongue.

本研究课题的前期工作是采用猪舌血管铸型模拟人舌而进行的数值计算与实验分析。

"Each human infection constitutes an opportunity for genetic modification of the virus through reassortment, mutation, or both...."

&每一次人类的感染都暗藏着一次基因修改的机会，无论是通过病毒的整合、突变或者兼而有之。。。。&