摘要： =IF(LEFT(A2,3)="134","移动",IF(LEFT(A2,3)="135","移动",IF(LEFT(A2,3)="136","移动",IF(LEFT(A2,3)="137","移动",IF(LEFT(A2,3)="138","移动",IF(LEFT(A2,3)="139","移动"... 阅读全文