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1)  partial top falling
局部冒顶
1.
Talking about the partial top falling accident at extraction face;
浅析回采工作面局部冒顶事故
2)  Part-Bubble sort
局部冒泡
1.
In this paper,points out the bug,the lower efficiency of traditional bubble sort algorithm after having made analysis in its time complexity,and then puts forward a method:part-bubble sort,and programs to implement it which improves in efficiency to a certain extent over the traditional bubble sort algorithm.
通过对传统冒泡排序算法的讨论,指出其效率不高的缺陷,提出了局部冒泡排序算法,并编程予以实现,其效率及性能较传统的冒泡排序算法有一定程度的提高。
3)  local fall
局部冒落
4)  local upsetting
局部顶镦
1.
The article is about how to adapt air hammer to perform local upsetting operation.
讨论了利用空气锤完成局部顶镦的工艺方案设计、设备改造与模具设计等。
5)  partly with suspended ceiling
局部吊顶
6)  roof falling
冒顶
1.
The preventive measures of roof falling under ground production in coal mine;
煤矿井下生产中冒顶事故的预防措施
2.
Aimming at the roof falling accident in 2209 fully mechanized working face of Chensilou Coal Mine of Yongcheng Coal Industry Group,the authors have chosen the technology of injecting chemical reinforcing grout to strength the roof and ambient coal body.
针对永煤集团陈四楼煤矿2209综采工作面出现的冒顶事故,采用化学注浆加固技术对工作面冒落区及煤壁进行了注浆加固。
补充资料:冒顶
①地下开采中,上部矿岩层自然塌落的现象。是由于开采后,原先平衡的矿山压力遭到破坏而造成的。采煤工作中有时有计划地放落上部煤层,也称为“冒顶”。②冒名顶替:哥哥冒顶弟弟应考。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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