查询词典 coal pit

Because of many structures such as foundering post,faultage and refractionation,it influenced by kinds of stress.So it become soft coal seam mining in deep pit.

井田内陷落柱、断层及褶曲等构造多，开采过程同时受到各种构造应力的影响，为深井高应力复杂条件下的软弱煤层开采。

The underground water in the area of Yujiagou has contaminated by the leching water of the dumping area of Open Pit Coal Mine of Xinqiu in Fuxin.

阜新新邱露天煤矿排土场淋溶水对附近于家沟地区的地下水造成了严重的污染。

Yorkshire has a much-reduced coal industry, though is about to reopen a mothballed pit to fuel power stations.

约克郡准备重新开放一个早先被封闭的矿井为发电站供能，但总体而言，其煤炭生产业规模要小得多。

He was covered from head to toe in coal dust, like a miner coming up from the pit.

他从头到脚全是煤灰，就象一个矿工刚从坑道里出来一样。

See parents should first soil and soot mixed together, get absorbed, and then in the middle of the small mounds of earth dug a pit, down in Sheung Shui; slowly to shovel coal ash and soil into the water and up until, and very uniform , as the cement spill it, be considered better.

见爸妈先把土和煤灰掺在一起，弄匀，然后在小土堆中间挖一个坑，倒上水；慢慢的把煤灰和土铲进水里和起来，直到和得很均匀，就像抹地的水泥那样，才算好了。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐