2020年7月16日 _____________ is a classification that refers to groups of companies that are related based on their primary business activities. 作者 上饶答案网 在学习通答案 标签 _____________ is a classification that refers to groups of companies that are related based on their primary business activities. 解析: 【解析题】刚刚起步,还没有充分发展的行业是 【解析题】成角透视中余角变线的消失方向一致。 【解析题】B 阅读更多