更软切换与软切换在本质上的区别是，软切换对与无线链路进行（），而更软切换对无线链路进行（）。
参考答案：选择性合并；最大比合并
--Laura didn’t join in their dancing last night , did she ?
---________________, because she fell off her bike and hurt her legs
A．Yes, she did
B．No, she didn’t
C．Yes, she didn’t .
D．No, she did
如何进行压力变送器的外观检查？
