... 硝化纤维素 nitrocellulose 硝化纤维素火药 nitrocellulose powder 硝化纤维素漆 nitro-lacquer ...
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aluminum powder nitrocellulose exterior enamel 铝色粉硝基外用磁漆
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Liquid-solid exterior circulating fluidized bed heat exchanger can be used to evaporate and concentrate the extract of single-base powder when withdrawing nitrocellulose from it.
液固外循环流化床换热器可以用来蒸发浓缩单基药提取硝化棉的提取液。
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