查询词典 collieries

The dissertation analyzed the influences of the collieries in north China to them.

本文主要从它对工业及其布局、对铁路、对矿业城市、对煤矿工人、对教育、对自然环境的诸方面进行考察，一一分析它对这些方面产生了哪些影响。

China's State Administration of Work Safety says it has shut down 685 small collieries this year in an effort to improve mine safety.

中国国家安全监督管理总局表示今年已有685家小煤矿被勒令关闭，以改善煤矿的安全生产。

Collieries and the total output have been falling.

如今的英国煤矿业衰退，从而导致矿工、煤矿的数量和总产量都大大下降。

This paper points out main disadvantages of mining technology being used in small collieries and discusses how to adopt long room system to reform the current technology of mining.

论述了目前小煤矿开采技术存在的主要问题，探讨了采用长房式采煤法改革小煤矿开采的技术问题，此法适用于条件合适的小煤矿。

At present the collieries belong to dangerous industries in that accident s often occur.

煤矿在我国仍然属于高危行业，事故频发，安全生产形势严峻。

China's State Administration of Work Safety says it has shut down 685 small collieries this year in an effort to improve mine safety.

中国国家生产安全监督管理局声称今年已有685家小煤矿被勒令关闭，以改善煤矿的安全生产。

But in the other hand, the collieries in the epoch were few, their output was little, and their effect was little too. Anyway they became the base of the ones in the Republic of China.

虽然这一时期创办的新式煤矿数量少，产量小，发挥的社会作用并不大，但它为民国时期煤矿的发展奠定了基础。

Today the coal industry in Britain is on the decline, the number of miners, collieries and the total output have been falling.

如今的英国煤矿业衰退，从而导致矿工、矿的数量和总产量都大大下降。

Today the coal industry in Britain is on the decline,the number of miners, collieries and the total output hae been falling.

如今的英国煤矿业衰退，从而导致矿工、煤矿的数量和总产量都大大下降。

Today the coal industry in Britain is on the decline,the number of miners,collieries and the total output have been falling.

如今的英国煤矿业衰退，从而导致矿工、煤矿的数量和总产量都大大下降。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。