coarse bran

With the removal of chaff, coarse rice bran and fine rice bran in the processing, the content of arsenic decreased by 16.51%, 12.41% and 10.26%, respectively.

在稻谷去颖壳、粗米糠和精米糠的过程中，可分别去除As16.51%、12.41%和10.26%。

Similarly, with the removal of coarse wheat bran and fine wheat bran, it decreased by 22.0% and 45.6%, respectively.

小麦也随着加工深度的升级，随粗麦麸和细麦麸的去除，可分别去除总As的22.0%和45.6%。

Using a pestle and mortar, pulverise the bran to a coarse powder...

用杵和臼，将麸皮磨成粗粉。

Using a pestle and mortar, pulverise the bran to a coarse powder.

用杵和臼，将麸皮磨成粗粉。

Using a pestle and mortar, pulverise the bran to a coarse powder

用杵和臼，将麸皮磨成粗粉。