Safety officials and investigators have blamed poor management and inadequate safety precautions for the coal mine blast.
安全办公室和调查者指出导致这场爆炸式由于落后的管理和准备不足的安全措施。
That's the problem lawmakers are wrestling with amid hearings and federal investigations of the Upper Big Branch mine blast in West Virginia and the BP oil rig collapse in the Gulf of Mexico.
在西弗吉尼亚州煤矿爆炸和英国石油公司在墨西哥湾的钻井平台漏油事故的听证会和联邦调查中，这就是国会议员们正在努力解决的问题。
The first blast, believed to have been caused by methane, hit the Raspadskaya mine just before midnight on Saturday.
拉斯·帕达·斯卡雅煤矿的第一次爆炸发生于周六午夜，据信是由甲烷引起。
Crews did start down into the mine yesterday morning, but they had to come back out because the air quality got worse and threatened a new blast.
昨天早上，搜救人员就已经到达矿井下，但是由于空气质量越来越差，可能会导致新的爆炸，他们不得不出来…
The blast took place at the Karadon mine near the Black Sea port of Zonguldak.
爆炸发生在临近黑海的松古达克港的卡拉东矿。
This signal decomposition and rebuilding algorithm was used in processing the blast - caused seismic signal noise of Nanfen Iron Open - pit Mine, which achieved good noise subtracting effect.
利用这种信号的分解与重构算法在南芬露天矿爆破地震信号噪声处理中，取得较好去噪效果。
The test results show that the technology of vertical deep hole presplitting blast is a feasible method in Shi Rengou Iron Mine.
在石人沟铁矿的试验结果表明采用垂直深孔预裂爆破技术在该矿是一种可行方案。
The accurate awareness of actual pillar boundary is the basis for the blast design for pillar extraction and is also one of the effective ways to improve the mine economic benefit.
准确掌握矿柱实际边界是矿柱回采爆破设计的基础，也是提高矿山经济效益的有效途径之一。
Expounded the harm that the high sulphur manganese mine smelts to the rich manganese dregs blast furnaces, as well as develop urgent nature which used.
阐述了高硫锰矿对富锰渣高炉冶炼的危害，以及开发利用的迫切性。
The reasonable delay time of blast in the iron mine has been discussed tentatively with the gray-scale map invented by Anderson d.
用安德逊的灰度图对该矿爆破的合理微差时间作了初步探讨。
In the steel-making process, the extract mine have to be made as balls to meet the need of blast furnace smelt, and the cylinder ball-making machine is made to meet this purpose.
在炼钢的过程中，需要将细磨精矿制成球团来满足高炉冶炼的要求，圆筒造球机就是专门用于生产球团的专用设备。
But the finished sinter powder content of less powerful of the blast furnace, cold back to mine to participate in ingredients, can be stable sintering operation.
但成品烧结矿粉末含量少，对高炉有力，冷返矿参加配料，可稳定烧结操作。
It is indicated that the binding energy tube could enhance the block rate 5% compared to the original blast method, obtaining a better economic efficiency for the mine;
试验表明，聚能管能够比原先爆破方法提高块率5%，可为矿取得良好的经济效益；
Mine is back to Cold Blast Whole system of screening.
冷返矿是整粒系统高炉槽下筛分出的。
This paper systematically described the test and application of millisecond delay detonation technique in blast-Winning face of very thin seal in Xiehe Coal Mine.
系统介绍了毫秒爆破技术在协合煤矿极薄煤层炮采工作面的试验及应用情况。
This paper systematically described the test and application of millisecond delay detonation technique in blast-Winning face of very thin seal in Xiehe Coal Mine.
系统介绍了毫秒爆破技术在协合煤矿极薄煤层炮采工作面的试验及应用情况。
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