• 环己相比,氢气还原法催化剂用量明显减少羟基增加较为显著,羟基含量基本一致。

    Compared with the reaction using cyclohexene as reducer, the dosage of catalyst was obviously reduced, alcoholic hydroxyl increased and the content of phenolic hydroxyl was almost the same.

    youdao

  • 不要试图通过增加减少催化剂用量控制产品的凝固时间

    Do not attempt to control setting time by increasing or decreasing the amount of catalyst dispensed.

    youdao

  • 在本次实验条件,随着改性蜂窝陶瓷催化剂用量增加5份,硝基苯降解效率上升了30.55%;

    Under the conditions of this experiment, the degradation rate of modified ceramic honeycomb-catalyzed ozonation increased by 30.55% with the increase of amount of catalyst to 5 blocks.

    youdao

  • 催化剂用量反应过程影响主要催化剂吸附能力影响,随着催化剂用量增加这种影响逐渐减弱

    The influence of catalyst dosage on the reaction process was mainly the influence of adsorption capability of catalyst layer; and it was weakened gradually with the increase of the dosage of catalyst.

    youdao

  • 四丁基溴化铵四乙基溴化铵催化效率相当;采用2相转移催化剂的催化效率大于采用4催化剂的催化效率;随高锰酸钾用量增加增加

    The effects of 2 g PTCs used are better than those of 4 g PTCs, and the yield of azelaic acid is raised as the amount of potassium permanganate increases.

    youdao

  • 四丁基溴化铵四乙基溴化铵催化效率相当;采用2相转移催化剂的催化效率大于采用4催化剂的催化效率;随高锰酸钾用量增加增加

    The effects of 2 g PTCs used are better than those of 4 g PTCs, and the yield of azelaic acid is raised as the amount of potassium permanganate increases.

    youdao

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