不论电路是简单的还是复杂的,组成电路总离不开 、用电器、导线和 这四种元件。
电源 开关
Originally introduced by Netscape Communications, (21) are a general mechanism which HTTP Server side applications, such as CGI (22) , can use to both store and retrieve information on the HTTP (23) side of the connection. Basically, Cookies can be used to compensate for the (24) nature of HTTP. The addition of a simple, persistent, client-side state significantly extends the capabilities of WWW-based (25) .
A.Client
B.Editor
C.Creator
D.Server
孕妇能吃冷饭吗?