短语词组短语Mole -ratio method 莫耳比率法Mole mixture ratio [动力]摩尔混合比HC mole ratio 氢碳摩尔比high mole ratio 高摩尔比C mole ratio 氢碳摩尔比p mole ratio p 摩尔比mole ratio of solute 溶质B的摩尔比mole ratio control 摩尔比控制si mole ratio si 摩尔比 返回 mole ratio