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解放以来由于森林工业的飞跃发展,新建铁路、森林采伐工业、森林化学工业也随着向大小兴安嶺从深地伸展着。数年来我们在一千多公里的铁路线上,进行勘测结果说明,我国东北永久冻结地区有着不同类型的永久冻结层存在。笔者试将在铁路水文地质勘测工作中的几点体会,借此与在此区工作的同志们交流一下,欠妥之处一定很多,希整不吝指正。
Since the liberation of the rapid development of the forest industry, the new railway, the forest logging industry, the forest chemical industry also extends to the depth of the Great Xingan Ling. Over the past few years, we have conducted surveys on more than one thousand kilometers of railway lines. The results show that there are different types of permanent frozen layers in areas permanently frozen in Northeast China. The author will try to understand some of the railway hydrogeological survey work to take this exchange with comrades working in this area, there must be a lot of defects, Greece and Greece do not hesitate to correct me.