兰州新区西部恐龙园区块地热地质条件分析

孙海川

Geothermal geological conditions of the Western Dinosaur Park block in the Lanzhou New area

SUN Hai-Chuan

图2 甘青宁地区地温梯度分布

Fig.2 Distribution map of geotemperature gradient in Gansu, Qinghai and Ningxia area