influence: n.1.影响，感化 (on; upon)。2.势力，权势。3.有影响的人物[事物]，有权势的人。4.感应。短语和例子exercise influence on [upon] sb. 影响某人，对某人施加影响。 have influence on [upon] sb. 对某人有影响。 a man of great influence 很有权势的人。 backstair inf
2 . based on the theory and method of risk identification , the risk identification method is adopted to identify risks in water resources system . the paper also sets up an influence chart model of water resource risk factors to recognize the complexities relationship among risk factors of water resource ( 2 )在系统描述风险识别原理和方法的基础上，对首都圈水资源系统所面临的水资源短缺风险进行了系统识别，为便于明晰水资源风险因子间的复杂关系，建立了水资源风险因素的影响图概念模型。
