The general expression of probability density function of the total cost elasticity is obtained.
给出了总费用弹性概率密度函数的一般表达式。
Elastic monolithic track bed was used for East Qinling Super-long Tunnel for its good elasticity, less maintenance and low cost.
新建铁路东秦岭特长隧道采用弹性整体道床轨道基础,该基础弹性好,减少了线路维修工作量,降低费用。
This paper analyzes the effects of RMB appreciation on the economy based on the enterprises financial statement, the cost component and the price elasticity of exported commodities.
文章分别从企业财务报表、出口商品成本构成和出口产品价格弹性等方面分析了人民币升值在当期和后期对企业的影响。
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