牵引

Our company main products are series of accessory motors for conveyers(scraper conveyers、 belt conveyers、loading machine、Crusher、plow coal machine and SO on)、shearers(cuts motors、tows motors、pumps motors 1 questionnaire breaker motors)、tunnellers、winches and other kinds of machines used in the similar operational environment,and that'S research、the production and the sale.

主要产品为输送机(刮板输送机、皮带输送机、转载机、破碎机、刨煤机等)、采煤机(截割电机、牵引电机、泵电机：破碎机电机)、掘进机、绞车及类似工况条件等而配套的三相异步电动机的研发、生产及销售。

Steel rope is the important component of hoist device in coal mine and haulage-railway track under the shaft. It is an important assembly that connects the hoist container and transmits power.

钢丝绳是矿井提升设备以及井下牵引轨道运输设备的重要组成部分，是连接容器和传递动力的重要部件。

Combination of engine and other devices, such as with the non-driven equipment and for mutual or common traction motor and internal combustion engine that contains the original motivation ...

发动机与其他装置的组合，如与非从动设备与用于相互或共同牵引的包含电动机和内燃机的原动机。。。

A cow-hocked dog is moved quickly going away.

一只cow-hocked的狗会被牵引得很快，领先很多。

The method conquers overvoltage of commutation and inrush current of transformer when the breaker is closed.

该方法能够克服在换相过程中极易产生的过电压和合闸涌流对牵引变压器的冲击。

Production shearer, boring machine cutter teeth boots, tooth Block and scraper, transport planes and traction used in the link chain: E, U-type bolts, such as specialized production units.

是生产采煤机、掘进机截齿、齿靴、齿座及刮板、运输机和牵引所用的接链环：E、U型螺栓等专业化生产单位。

Then several different protection criterions existing in being are analyzed, including quick break protection, definite-time protection, admittance change protection, admittance slope-change protection, and double-side inter-tripping.

通过对直流牵引供电系统保护现有的速断保护、定时限保护、di/dt和△I配合动作保护、双端联跳保护等多种判据的分析研究，提出了一种全新的保护算法——导纳保护，进而得到一套最优综合保护方案，并且在装置中得以实现。

Derrick on Tianlun and rope set up the runway, the installation of hoists, winches double (3t) double rope traction, transport staff and lining materials; hoists the runway with a winch (2t) to tighten, In addition, the site symmetry at the bottom of the derrick cantilever mast for two, with two winches (3t) upgrading of materials, two separate winch (1t) Luffing operation.

井架上设天轮和钢丝绳跑道，装置吊笼，用双卷扬机（3t ）双绳牵引，运输人员和内衬材料；吊笼跑道用一台卷扬机（2t ）收紧，另外，在井架底部对称部位设悬臂桅杆两台，用两台卷扬机（3t ）提升物料，另设两台卷扬机（1t ）变幅操作。

The majority are electric 1,001 against just 299 diesel-engined powered carriages, although the exact ratio of new build will depend on the cascading process.

可以知道的是，今后将以电力牵引的列车为主，大概为1001辆，而内燃的仅为299辆。不过，确切的数量还要看过渡期的具体进展情况。

The company is specialized in producing sewage treatment equipment. Main products are drain pump, stirring machine, drain grating, electromagnetic starter etc..

国内一流的水及污水处理处理设备的厂家，增强型潜水排污泵、WQ系列潜水排污泵等泵类产品，QJB潜水搅拌器、GSGS型钢丝绳牵引式格删除污机、GSCY型铲抓式移动格栅除污机等水处理产品，QC30系列电磁启动器等电控设备产品

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。