公布 中文名称：煤层露头 英文名称：outcrop of coal seam 定义：煤层出露地表的部分。 应用学科： 煤炭科技（一级学科）； 煤田地质与勘探（二级学科）； 煤田地质勘探（二级学科） 地下煤层延伸到地表或山体断层外的
基于24个网页-相关网页
It is one of the major natural disasters that human is facing, so it is important to study the law of the spontaneous combustion of seam outcrop.
因此,研究煤层露头自然发火规律具有重要意义。
参考来源 - 大宝鼎4号煤层露头火灾的数值模拟及应用·2,447,543篇论文数据，部分数据来源于NoteExpress
对于更进一步研究煤层露头火区氧气输运、逾渗规律、露头火灾机理具有积极意义。
The results is useful to carry out the re-search on the combustion mechanism in coal outcrop.
根据外因条件不同将乌达矿区16个火区划分出大矿采空区起火、小煤窑起火和煤层露头起火3种类型；
According to different external conditions, 16 fire blocks are divided into 3 types: mine vacant space fire, small coal-pit fire and seam outcrop fire.
露天矿产，尤指煤矿，它的煤层或露头接近于地表，除去表土和覆盖层即可发现。
An open mine, especially a coal mine, whose seams or outcrops run close to ground level and are exposed by the removal of topsoil and overburden.
应用推荐