24.④地区一.二.三产业的就业比例为 ( ) A.37.6: 17.4: 45.0 B.31.6: 30.5: 37.9 C.15.5: 24.5: 60.0 D.37.6: 24:5: 37.9 查看更多

 

题目列表(包括答案和解析)


同步练习册答案