他认为，外界的这些观点忽略了这个地区的实际情况-气候恶劣、到处是草木不生的冻土地带与岩石及冰层。
He thinks these views ignore the reality of his inhospitable territory of treeless tundra, rock and ice.
试验结果证明，复合不耦合装药结构可以降低工作面温度和减小对周围保留冻土爆破振动的损伤。
The test results have proved that the compound non-coupling charging structure can reduce the temperature of the working face and the blasting vibration damage on the reserved frozen soil.
多年冻土是埋藏于地表下多年不融化的含冰土层，是古代冰川气候的残留物。
Permafrost is underground soils containing ice which keep frozen for several years, it is remains of ancient glacial climate.
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