Disrepair causer and countermeasure analysis of mine roadway in renlou mine 任楼煤矿巷道失修原因分析及支护对策
2.
Causative is an important language category and it indicates that the causer imposes force on the causee , and therefore engenders certain result at the same time 摘要致使是一个重要的语言范畴，表达的是致使者通过致使力作用于被使者，导致被使者产生某致使结果的过程。
3.
Further , this study analysis the causer for the risks of life insurance operation from three aspects : the institute of insurance , the capital application and change of the interest rate 进而从中国保险制度与寿险经营风险；保险资金运用与寿险经营风险；市场利率变动与寿险经营风险等三个方面具体分析了产生上述风险的原因。
