But how would it tally with the actual operation of free trade under the existing conditions of the world ?

但是在目前世界形势下，这一 论点 又如何能与自由 贸易的实际活动 相 吻合呢？

Through summarizing the experiences of the salesman and experts and drawing lessons from the professional organizations such as banks which have established indexes system for credit rating the thesis builds its own indexes system of credit rating for tally trade which is intentionally built up for enterprises ;

首先通过总结销售人员经验，并借鉴银行等专业机构资信评级所采用的评价指标，建立 适合 工商企业应用的客户信用评级指标体系；