程序段如下: BLK1 DB 46,84,34,-5,20,122,73 : MOV CX,7 LEA S1,BLK1 NEXT:MOV AL,[SI] INC SI TEST AL,81H LOOPZ NEXT MOV BL,[SI] : 请回答程序段运行后: (AL)=? (BL)=?

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程序段如下: BLK1 DB 46,84,34,-5,20,122,73 : MOV CX,7 LEA S1,BLK1 NEXT:MOV AL,[SI] INC SI TEST AL,81H LOOPZ NEXT MOV BL,[SI] : 请回答程序段运行后: (AL)=? (BL)=?

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