查询词典 mining field

The mining method of wide strip skip-mining is put forward.

提出了宽条带跳采的采煤方法。

But if the strip mining companies will pay more,then perhaps the best disposition of the land is to sell it to the strip mining companies.

但是如果采矿公司愿意支付更多，也许对这块土地最好的处理是把它卖给采矿公司。

In an attempt to contain some of the disastrous consequences of strip mining. Congresspassed the Surface Mining Control and Reclamation Act of 1977.

在控制那些由露天剥采造成的灾难性后果的尝试中，议会于1977年通过了表层土地采矿控制与开垦的法案。

Have disastrous environmental effects, especially strip or surface mining. Roughlyby strip mining.

有关煤的使用的最大问题之一在于煤的开采可能会造成灾难性的环境破坏，特别是掠夺式的开采或表面开采。

The resultindicated that, this method to decide strip mining parameter by integrated analysis is reliablehighly, it is one economical feasible method and has a good application value, it also hasimportant reference value regarding the mining area that has similar geological and the miningcondition.

结果表明，这种综合分析确定条带开采参数的方法，具有较高的可靠性，是一种经济可行的方法，具有较好的应用价值，对于类似地质和开采条件的矿区具有重要参考价值。

College of Computer and Information Engineering,Jiangxi Agriculture University,Nanchang 330045,ChinaFrequent subgraph mining is an active research topic in the data mining community.

如何从大量的图中挖掘出令人感兴趣的子图模式已经成为数据挖掘领域研究的热点之一。

With the mining depth of increased, the sublevel height must be increased so as to decrease mining cost.

这样的参数可以说从60年代无底柱分段崩落法引进到我国，一直成为无底柱分段崩落法的结构的主导。

ABSTRACT Sublevel caving method is a high efficiency mining method for underground mine, it has many advantages, such as a simple mine stope, good work condition, high mechanization and low mining cost. Up to now, this method has been used in more than 85 percent of all underground iron mine.

无底柱分段崩落法是一种高效率的采矿方法，具有采场结构简单，作业条件好，机械化程度高，回采强度大，采矿成本低等优点，迄今应用该采矿方法采出的矿石量约占我国地下铁矿采出矿石总量的85％。

And it will be prospected in controlling coal-mining-induced subsidence in other big coal mining areas.

该成果对其它大型矿区的采煤沉陷控制也将具有一定的参考价值和推广应用前景。

During the process of mining maximal frequent item sets, when minimum support is little, superset checking is a kind of time-consuming and frequent operation in the mining algorithm.

最大频繁项集的挖掘过程中，在最小支持度较小的情况下，超集检测是算法的主要耗时操作。

This paper designs the communication system of radio telescope FAST.

针对500m口径球面射电望远镜FAST分布式控制系统的特点完成了其通信系统的设计。

Political sheep's step-by-step a large number of fossils unearthed in the county soil Ma Ali after rural village in the middle of sallow pelitic siltstone.

步氏和政羊化石大量出土于广河县阿力麻土乡后山村，产于灰黄色泥质粉砂岩中。