The diagram shall be arranged so that the flow of the system dan be traced with a minimum of effort 图表的安排应使系统的流程能够以最小的努力进行跟踪。
A.The flow of the system can be traced as easily as possible through the arrangement of the diagram. B.A reasonable distribution of the diagram helps to duplicate the flow of the system with least difficulties. C.The diagram shall be arranged in order to draw a minimum flow of the system without effort.正确答案A
