ѧԱ֪
51ߺҽϸĽԱ֤ϵƵѧԱϵ51ߺҽϢƽ̨ҽ̷ϢʹԱѧԱļҽ̷ӱݡ١ֻɵݽļҽ̹Ϣͨϵͳ˹˫ƥ䣬ܹܿܵ51ߺҽṩƷ
ѧԱҳעϸ 1һ£51ߺҽڽӵҽ24СʱڣҽԱὫѡȡļͥʦͨ绰ƼѧԱҳվṩIJοʱѱǰ£ҳؿʱ䡢·̵أͥʦͬȷĿʱѡ 2ҳȨҪԱʾѧ֤Ա֤ͽԱIDȱرϣⷢ 3ԱѧеһԽԽɹ˫ԼıͰ취ȡʱѣ粻ɹҳԲ֧ʱҽԱΪһλĽԱֱΪֹ
4ҳϢʱҪṩʵϿεַϵʽ
51ߺҽּǣúţüҳġǻĴȳķ