数据透视表的功能非常强大，集排序、筛选、分类汇总和合并计算等功能于一身。
参考答案：对
单项选择。
I a computer, but Danny doesn't one. [ ]
A. has; has
B. have; have
C. have; has
D. has; have
25Hz相敏轨道电路叠加UM71站内正线电码化的测试内容是什么？
