这是一列煤矿用的双轴的贡多拉车。
地球公正,一个非盈利的环保律师事务所,正在请求阻止租赁蒙大拿奥特·克里克的国有土地和劝阻阿奇煤炭公司开采煤矿用于满足亚洲和其它地区的需求。
Earthjustice, a nonprofit environmental law firm, is suing to block the lease of state-owned land in Otter Creek, Mont., to Arch Coal for mining to serve demand in Asia and elsewhere.
本文依据现有矿用设备对整个矿用提升机系统进行了深入的研究和改进。
In this paper, based on existing mining equipment to the whole mine hoist system for an in-depth study and improvement.
在北澳大利亚兰杰(Ranger)铀矿26年开发史的大部分时期内,它一直受到来自生态学家的抗议,他们反对在一个世界遗产公园的周边地区开发铀矿用于核燃料生产。
FOR much of its 26-year life the Ranger uranium mine in north Australia has seen protests from ecologists who oppose digging for nuclear fuel on the edge of a world heritage park.
采用三维有限元法对矿用隔爆型变压器箱体结构进行了分析,完成了箱体结构的优化设计。
The tank structure of mining flameproof transformer is analyzed by the three-dimensional finite element method. The optimal design of tank has been carried out.
在此背景下,本文以我校和某变压器厂联合研制的KBSG9-3150矿用隔爆型变压器作为研究对象,对其箱体进行了有限元分析。
This paper investigated the KBSG9-3150 mining flameproof transformer developed by Hunan University and a transformer factory. The cabinet was analyzed by FEM.
矿用贯流风机噪声的主要成分是旋转噪声和涡流噪声。
The tubular cross flow fan is the main component of rotation noise and worm flow noise.
指出被淘汰的仿苏(国际水平)普通轴流式局扇是我国优良的矿用局部通风设备。
It points out that obsolete common axial local fan copying Soviet Union (international level) is excellent local ventilation device for mine in our country.
本文介绍的是一种对BMH型硫化矿用散装安全炸药的研究非常有效、适用的安全性能检测方法。
In this paper, an efficient and suitable testing method for evaluating the safety properties of the BMH bulk safety explosive for sulphide ore mining is presented.
本文结合矿用供电网的实际情况和保护系统的现状,针对现有技术保护距离较短的缺点,提出了一种针对矿用供电线路的远距离故障在线监测的方案。
According to the actual situation of power supply network and protection system under mine, a long distance faults online monitoring program is presented for overcoming the short protection distance.
介绍了矿用变压器的使用情况及干燥处理设施。
The use situation of mine transformer and dry dealing equipment are introduced.
矿用移动电缆是起重电气的一种。
介绍了一种矿用本安型网络交换机的设计。
A design of the safety network switch in mine is introduced.
在矿用设备的管理中,企业十分重视设备故障的预防。
In managing mining equipment, trouble prevention is much addressed by enterprises.
从而提供方便、直观的矿用数据采集和信息管理窗口。
So it offers the convenient and intuitionistic window of collecting data and managing information in mine.
介绍了矿用电梯的特点、主参数、设计要点及其应用。
For a mine lift its peculiarities, major parameters, essentials for designing and application are introduced briefly in this paper.
与普通双绞线相比,矿用双绞线的线径更大,可以传送更多的数据和信息。
Compared with the common twisted pair, the mine twisted pair has larger diameter, so the pair can carry more data and information.
特别介绍了新研制的矿用子午加速除尘风机的除尘原理、结构特点、性能指标以及配套除尘器使用效果。
Especially the newly studied meridianal accelerating cleaning fan at mines is introduced, including the cleaning principles, structural characteristics, performance index and the cleaning results.
铬锰氮钢铸件,是冶金企业生产烧结矿用烧结机中的易损重要备件。
CrMnN steel casting is the key for sintering machine to produce sintering mine in metallurgy enterprises.
基于煤矿的特殊环境,研究了一种新型的单片开关电源在矿用本质安全型电源设计上的应用。
Based on special surrounding of coal mine, a new type of monolithic switch power supply is studied, applied in the design of essential safety mineral power supply.
介绍了煤矿用带式输送机的一种新型逆止托辊—离心式逆止托辊。
Introduced a new type of idler named centrifugal back idler used in coal mine belt conveyors.
运用材料力学原理,对矿用隔爆型电气设备外壳进行受力分析,详细介绍了矿用隔爆外壳的设计方法。
By the theory of material mechanics, the stress situation of mining flame-proof electrical apparatus enclosure is analyzed, and the method of design is introduced.
矿用胶带输送机的可靠性直接关系到矿井的安全生产和生产效率。
The reliability of operation of mine belt conveyor is related to the safety and produce efficiency mining.
通过对矿用局扇的性能试验研究和实际运行性能对比分析,进一步明确了对局扇运行性能的要求。
Through comparison analysis on actual operation performance of local fan for mine, and the requirement of local fan performance is identified further.
分析了原矿井提升机电控系统存在的缺陷并阐述可编程序控制器(PC)在矿用提升机中的应用及效果。
The shortcomings existing in electrical control system in preliminary mine hoist are analyzed, and the application and effectiveness of PC in hoisting shaft are summarized.
文章介绍了一种数字化的矿用本质安全型ups的工作原理、硬件、软件设计。
The paper introduced working principle, design of hardware and software of a digitized mine-used intrinsically safe UPS.
论述了井下开采矿井矿用地形图的更新方法。
This paper discusses the renewable method of mine topographic map of underground mining.
文章设计了基于动态负荷预测的矿用井下皮带输送机控制系统。
An control system of underground belt conveyer is developed on the specific condition in mine based on dynamic load forecasting.
文章描述了矿用起重机的功能及各组成部件主要结构和吸料系统设计的理论基础。
This paper describes the new features as well as factories and mines with crane components, the main structure of the suction system design theory.
文章描述了矿用起重机的功能及各组成部件主要结构和吸料系统设计的理论基础。
This paper describes the new features as well as factories and mines with crane components, the main structure of the suction system design theory.
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