交通量增大，这就需要拓宽道路。
实验表明，随进料温度、进料流速、冷侧真空度的增大，膜通量增大；
Results of VMD experiments indicate that flux increases when feed temperature, feed rate and vacuum degree increase.
铸膜液配方相同，添加剂浓度增大时，制得超滤膜的厚度增大，过滤通量增大、截留率降低。
With the same cast solution composition, increasing additive concentration would increase the thickness of membranes and lead to higher permeability and lower rejection.
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