煤矿

The company's main products: mining accessories, coal conveyor accessories, various models clip bolt, Road plywood, screws, and the severity of Road tracks, clips Road, Road from the machine, turn machines, pressure-rail, coal drill pipe, Bits, tramcar, mining wheel, gauge drawbars, space launches, and round.

本公司的主导产品：工矿配件、煤矿输送配件、各种型号道钉、道夹板、道螺丝、轻重型道轨、道压板、起道机、弯道机、压轨器、煤钻杆、钻头、矿车、矿车轮、轨距拉杆、天轮、地轮。

According to the situation of plants scarce on soil refuse dump of coal mine,and extremely slow native settlement process of vegetation and ecosystems,soil and the coal-fly-ash have been analysed for the physical and chemical nature.

针对煤矿排土场上植物稀少、植被的自然定居和生态系统的原生演替过程极其缓慢的现状，采用实验分析的方法，初步探索了排土场土壤和粉煤灰的理化性质。

Mechanism,conditions,characters and influencing factors of coal dust explosion are introduced.

介绍了煤尘爆炸的机理、条件、特征及影响因素，分析了煤尘爆炸的主要原因，提出了具体的防治措施，以消除煤尘爆炸危险，对煤矿安全生产具有重要的意义。

Keyword: Frequency Inverter, Coal Mine Elevator, Application

变频器，煤矿提升机，绞车，应用

They've got factories,shipyards, coal mines and a fleet to bottle up our harbors and starve us to death.

他们有工厂，船坞，煤矿以及足以封锁我们港口使我们饿死的舰队。

The necessity of installing automatic rope arrangement unit on small hoist for coal mine subsidiary transport is discussed.

主要阐述煤矿辅助运输在小绞车运输中安装自动排绳装置的必要性。

Based on the double-loop DC motor speed automatic control system works, the paper design and research the coal mine hoist DC converter system.

本文根据直流电动机双闭环调速自动控制系统的工作原理，对煤矿矿井提升机直流调速系统进行了设计和研究。

In this paper,we analysed the problem of the analogue electric control system which was adopted in the shaft hoist in Zhangji coal mine,and put forward the scheme of technical reconstruction by using the digital analogue circuit system.

针对张集煤矿提升机电控系统由模拟电路改造为数字系统，由原有模拟电路所存在的问题入手，分析了其问题所在，并提出了改造方案，从而从根本上解决了原有的问题，数字电控系统具有可靠性高、稳定性好等优点。

The scheme design and recovery evaluation of low calorific value coal from gangue ;2. Research of switched reluctance motor control system for coal gangue hoist;3. To avoid wasting of coal resource,mitigate mixing of gangue into coal and raise benefit of mine,it is decided to carry out feasibility study of dry dressing of gangue -containing coal.

霍林河1#露天矿煤层赋存条件复杂，采用大型设备有绝大部分薄煤层无法分采，而造成煤炭损失，为了降低煤炭资源的浪费、减少矸石混入、提高煤矿的经济效益，决定对杂煤进行干式分选的可行性分析研究。

A safety monitor and protective device of hoist in local coal mine is introduced.It can indicate the movement and the position of the hoist vessel in the shaft directly,send out a signal slowing down the vessel in time.When the vessel is over-rolled up ,the hoist will be braked automatically and immediately.

文摘：本文介绍了一种地方煤矿提升绞车安全监测与保护装置，能直观地指示提升容器的运动及在井筒中的位置，设置了比较完善的电器保护系统，能及时发出减速信号，当发生过卷时能自动紧急停车。

I will endeavour to find you some assistance.

我尽力帮你找人帮忙。

At first I only know bruck is the idol of American younglings, afterwards I returned back to Taiwan ,even in Beijing last year ,I saw her poster everywhere, I was so surprised at her charm.

起初我只晓得布鲁克雷德丝是美国少男少女崇拜的偶像，后来回台湾，甚至去年在北京，居然也四处看见她的海报，才惊讶她的魅力之大。