关于元丞相桑哥的族属问题,学界多有讨论,藏学家毕达克、仁庆扎西皆认为其是来自于“噶玛洛”部的藏族人,但并未对“噶玛洛”出现......

从分析锚杆支护巷道顶板破坏形态着手,根据锚杆作用机理,确定锚杆支护参数,并进行了钢带锚网支护试验,在晋普山煤矿取得了成功.......

Qiangtang Massif is located in the hinterland of Qinghai—Tibet plateau, which belong to the mid|east section of Tethys ......