基本解释科埃利同根派生 Coelli相关词英汉例句We adopt Battese and Coelli's (1995) model of stochastic frontier function and apply the software Frontier4.1 to evaluate the cost inefficiency score. 研究发现,研发支出与成本效率呈正相关关系,即研发支出越多,成本效率越高。Coelli更多例句