The total body water(TBW)in 6 normal Chinese adults were determined according tothe average dilution in the saliva at 2.5,3 and 3.5 hours after D_2O intake at the dosage of 0.6g/kgbody weight.

• 根据摄入氘水后2．5、3．0、3．5小时唾液中同位素的平均稀释程度计算了一组正常中国成人体内总体水（TBW）等参数。