如题所述
çä¸æ¸ ï¼å个模æ¿åä¼ ï¼ä¹å®å ¨ã
类似æçä½ ççï¼=IF(AND(D3="",E3=""),0,SUM($D$3:D3)-SUM($E$3:E3))
å ¬å¼ åä¸å¤å¶ã