Safety Investment Decision 安全投资决策
safety investment decision model 安全投资决策模型
safety investment proportion 安全投入比
Community Safety Investment 专项基金
Safety investment and its cost benefit are two key factors limiting the safety output of a city.
城市安全投入与安全经济效益是制约城市安全产出的两个关键因素。
The lack of safety investment results in frequent accidents and a big negative impact on coal mining.
煤矿安全投入不足致使煤矿事故频发，造成的负面影响极大。
If safety regulation cost is higher, cannot provide enough overawe level, enterprises prevent level is lower, their safety investment is no valid, and result in mine disasters.
如果安全监管的成本较高，不能提供足够的威慑水平，企业预防水平就会较低，这时它的安全投入就是没有效率的，从而导致超出合理数量的矿难。
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