check system短语⁴⁵¹⁸² 基本例句 检验系统 Secondly, it analyzes the tradeoff between the availability of the simulation profit check system and cost of the simulation profit, and calculates the accuracy level of the simulation profit. 然后扩展分析银行模拟利润考核的有效性和模拟利润成本之间的权衡以及模拟利润的最优精确水平; cnki