A finer mesh, like a 200 mesh, requires more effort to get it into solution.
A finer mesh, like a 200 mesh, requires more effort to get it into solution.
更细目数（如200目）的瓜尔胶粉分散到溶液中就需要更长的时间。
A finer mesh, like a 200 mesh, requires more effort to get it into solution.
更细目数（如200目）的瓜尔胶粉分散到溶液中就需要更长的时间。