walnut parting的意思|示意

美 / / 英 / /

胡桃木离模粉


walnut parting相关例句

In this paper, the new technique to prepare high surface area activated carbon from walnut parting using chemical activation with alkali hydroxides were introduced.

本文报道了用石油焦、核桃壳为原料,以氢氧化钾为活化剂制备高表积活性碳的新工艺。