Conradson carbon residue 康氏残炭 ; 残余碳素

Conradson index 康拉特逊指数

Conradson carbon value 康拉特逊残碳值

conradson method 残碳测定法 ; 康氏法

Conradson carbon apparatus 康拉孙残炭试验仪

Conradson carbon residue test 康拉逊残碳试验 ; 康拉逊残炭测定

CCR Conradson carbon residue 康氏残炭