当原理图由于主题系统中的自动功能或相关控件而变得复杂时，这些特性应通过图中的解释性文本或随附文本或两者都有来指出.( )
A.Where schematic diagrams are complex by virtue of automatic features or articulated controls in the subject system,these characteristics should be pointed by means of explanatory text in the diagram,or in the accompanying text,or both. B.Where schematic diagrams are complex by venture of automatic characters or articulated controls in the subject system,these characteristics should be pointed at by means of apparent text in the diagram,or in the accompanying text,or both. C.where schematic diagrams are complex by virtue of automatic features or interrelated controls in the subject system,these characteristics should be pointed out by means of explanatory text in the diagram or in the accompanying text,or both.正确答案C
