depression spring
1.Secondly, having prisoners engage in an appropriate form of labour enables them to stay physically fit, which helps to ward off depression, listlessness, demoralization and even thoughts of escape, suicide or further criminal activity, ideas which spring from the monotony of prison life over many years.
2.Based on analysis of geologic foundation record about Pingzhuang basin, a lot of sino-foreign geothermal geology record and investigation of field geology, measuring of ground temperature in person and geo-chemical analysis of ascension spring, gushing water of fault, the fact that the anomaly of geothermal gradient of Pingzhuang basin, which is in region of low geothermal gradient, is caused by redistribution of conduction-oriented geothermal heat flow which is result from upheaval and depression of basin foundation bed is pointed out.

