A.正常廢品數(shù)量=（投入生產數(shù)量-在產品數(shù)量）×正常廢品率
B.正常廢品數(shù)量=（月初在產品數(shù)量＋本月投產數(shù)量）×正常廢品率
C.正常廢品數(shù)量=（月初在產品數(shù)量＋本月投產數(shù)量－總廢品數(shù)量－月末在產品數(shù)量）×正常廢品率
D.正常廢品數(shù)量=（月初在產品數(shù)量＋本月投產數(shù)量－月末在產品數(shù)量）×正常廢品率
E.非正常廢品數(shù)量=總廢品數(shù)量－正常廢品數(shù)量