The carbon black dispersion for aqueous ink was prepared by sand mill.
通过砂磨分散研制了配制水性墨水用的水性炭黑色浆。
Your drawing would look better if you were to ink in the area to the left of the mill, perhaps with some bushes or distant mountains.
你要是在画上磨坊左边的空白处添上一些小树或远山等，那就更好看了。
Your drawing would look better if you were to ink in the area to the left of the mill, perhaps with some bushes or distant mountains.
你要是在画上磨坊左边的空白处添上一些小树或远山等，那就更好看了。
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