This paper briefly introduces the application of pin timbering of full coal road in "islet faces".
文章对“孤岛面”全煤巷锚杆支护技术应用做了简要介绍。
There is a large amoant of fuzziness in the analysis of pin-jet concrete timbering structure. The pin-jet concrete timbering structure failure is a fuzzy-random event.
锚喷支护结构分析中存在很大的模糊性，支护结构的失效是一个模糊随机事件。
应用推荐