积雪对祁连山区黑河上游活动层热状态的影响研究

张凤,范成彦,牟翠翠,孙文,彭小清,张廷军

Influences of snow cover on the thermal state of the active layer in the upper reaches of the Heihe River in the Qilian Mountains

Feng ZHANG,Chengyan FAN,Cuicui MU,Wen SUN,Xiaoqing PENG,Tingjun ZHANG

图2 PT1和EB监测场地表及钻孔土壤条件照片

Fig.2 Field photographs of surface and soil conditions of PT1 and EB borehole sites