• 木屑纤维素原料,以3 -- 2 -羟丙基三甲基氯化铵(CTA)为改性制备阳离子木屑纤维素

    The cationic sawdust cellulose was prepared with the sawdust cellulose as raw material and 3-chlorine-2-hydroxypropyl chloride (CTA) as an etherification modifying agent.

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  • 另一优势在于可以充分分解纤维素,防止废弃的纤维素——例如草秆木屑——造成生物污染。

    Another advantage of the fungus is its ability to eat up cellulose, the compound that makes up much of the organic waste that is currently discarded, such as stalks and sawdust.

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  • 木屑结合的化学品一个沼气池纤维素产生所谓化学纸浆

    When wood chips are combined with chemicals inside a digester in order to break down the cellulose, it produces what is known as a chemical pulp.

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  • 原料制备木质纤维素采用静态吸附、蒸馏水80%乙醇分段洗脱等实验,研究其对儿茶素类咖啡因选择性吸附作用。

    Lignocellulose was prepared from cedar sawdust and used to isolate caffeine and tea catechins from tea extract by static adsorption and gradient elution using water and 80% ethanol.

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  • 通过硫酸水解木屑中的纤维素转化为葡萄糖,在催化剂作用下,硝酸氧化,制取草酸

    Through the hydrolysis of sulfuric acid, change the cellulose of the wood chip into dextrose, with the help of accelerant oxidize it by using nitric acid can yield the oxalic acid.

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  • 普遍遇到易燃粉尘包括木屑粮食灰尘纤维素烘烤面粉鱼粉材料洗涤剂碳粉维生素C金属粉尘以及

    Widely encountered combustible dusts include eg sawdust, grain dust, cellulose, baking flour and fish meal and materials such as laundry detergents, toner, vitamin C or metallic dust as well.

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  • 普遍遇到易燃粉尘包括木屑粮食灰尘纤维素烘烤面粉鱼粉材料洗涤剂碳粉维生素C金属粉尘以及

    Widely encountered combustible dusts include eg sawdust, grain dust, cellulose, baking flour and fish meal and materials such as laundry detergents, toner, vitamin C or metallic dust as well.

    youdao

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