DIAMETER实体中PROXY在将客户端消息转发到服务器后,为防止服务器响应超时,可以向客户端发临时响应消息来通知客户端等待。
参考答案:错
I ____this English book since I came to Zhongshan High School.
A.bought
B.have had
C.had
D.have bought
关节的辅导结构有()、()和()。