为什么花屏呢？ title proc410 page 60,132 .model small .stack 64 .code main proc far mov ax,@data mov ds,ax mov ax,0600h ;clear the screen mov bh,7 mov cx,0 mov dx,184fh int 10h

mov ah,0 ;cga 800*600 graph mov al,6 int 10h mov cx,100 ;draw a line mov dx,50 again: mov ah,0ch mov al,1 int 10h inc cx cmp cx,200 jnz again

mov ah,4ch int 21h main endp end main