查询词典 scraper

Intelligent control technology of large-scale equipments in comprehensive mechanized coal mining face (including the electric explosion-proof technique, control circuit design of essence safety type and double-engine double-speed dragging heavy load control technique of scraper conveyer); no exceeding limit gas safety and high efficiency emission technique (including air flow control strategy, control method, and etc.); failure protection technique for safe power supply of mine power grid (including two-grade selective electric leakage protection and phase sensitive protection technique, etc.).

关键技术分别为多局部通风机故障诊断和冗余控制技术（包括掘进工作面供电系统多源信息融合、故障测寻、故障诊断、多局部通风机三重冗余控制方法和控制策略等）；综采工作面大型设备的智能控制技术（包括电气防爆技术、本质安全型控制电路设计、刮板输送机双机双速拖动重载控制技术等）；瓦斯无超限安全高效排放技术（包括风量控制策略、控制方法等）；矿井电网安全供电的故障保护技术（包括两级选择性漏电保护和相敏保护技术等）。

First tool for musicians : size soft brush, roller shelves, size scraper, red tape, roller, sand paper.

首先准备刷墙工具：大小软毛刷、滚筒架、大小刮刀、墙面胶带、滚筒、细砂纸等。

This equipment fits for heating new sand with precoated sand heating method, main fuel is coal or broken hard coke While working, the rotating roller is heated in the furnace, new sand enters into the roller via the feeding tube and will be pushed, upgraded and stirred to be evenly heated under function of scraper.

本设备主要用于覆膜砂热法生产对新砂的加热，主要燃料为煤或碎焦碳。工作时，转动滚筒在炉内被加热，新砂经加料管进入滚筒内，在刮板作用下，不断被推进，提升和搅拌便被均匀加热。

Scraper chain is suitable for transmission equipment for loose material such as cement ,flour,corn,sand,stone and coal etc,of which the loose material is powdery,grain and polt.

埋刮板链适用于粉末状、颗粒状及小块状的水泥、面粉、谷物、砂石和煤炭等散状物料的运输设备！

Calculate in design which cuts the cutting department of main introduction scraper conveyor of this drive line.

本说明书主要介绍了输送机传动部的设计计算。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。