huó xìng tàn
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  • n.active carbon

    • zhì bèi fěn zhuàng huó xìng tàn

      制备粉状活性炭

      preparation of powdered activated carbon

    • huó xìng tàn xī fù

      活性炭吸附

      activated carbon adsorption

Chinese words with pinyin huo xìng tan