B We're going to have a molar fraction in the liquid phase for a and B.

考虑A和，在液态以一定的摩尔分数混合。

youdao

The cow-milk found in populations with a low incidence of type 1 diabetes has a much lower fraction of A1 and B betacaseins (instead they have the A2 variant).

1型糖尿病发病率低的人所食用的牛奶含酪蛋白（是A2形式的β酪蛋白，而含A1和B变种形式的β酪蛋白比例要低得多）。

youdao

Optimum volume fraction of extractant B in binary-extractant is 60%-80%, and the highest cooperate coefficient is 1.28, which exists in this range.

萃取剂体系中萃取剂B的适宜体积分数为60％—80％，且在该浓度范围内有协萃效应，最大协萃系数1.28。

youdao

Optimum volume fraction of extractant B in binary-extractant is 60%-80%, and the highest cooperate coefficient is 1.28, which exists in this range.

萃取剂体系中萃取剂B的适宜体积分数为60％—80％，且在该浓度范围内有协萃效应，最大协萃系数1.28。

youdao