Rice chaff can be used as fuel.

砻糠可以作为燃料使用。

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Rice chaff and fine earth were used as a covering material.

三是用砻糠细土作覆土材料。

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Rice chaff could be used as main filter material in rice belt.

因此，稻谷壳可作为水稻产区的主要滤料。

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Rice chaff could be used as main filter material in rice belt.

因此，稻谷壳可作为水稻产区的主要滤料。

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