Step three: the write system call causes a context switch from user mode to kernel mode.
send() 套接字调用引发了从用户模式到内核模式的上下文切换。
Three-position switch (120 deg. step). Contact positions can be specified.
位置开关(120度间距)。可指定触点位置。
Three-position switch (120 deg. step). Contact positions can be specified.
位置开关(120度间距)。可指定触点位置。
应用推荐