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史上最全高中化学实验方法归纳整理
掌握下列七个有关操作顺序的原则,就可以正确解答“实验程序判断题”。 1.“从下往上”原则。以Cl2实验室制法为例,装配发生装置顺序是:放好铁架台→摆好酒精灯→根据酒精灯位置固定好铁圈→石棉网→固定好圆底烧瓶。 2.“从左到右”原则。装配复杂 ...
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1 年
厂商性质: 一般经销商
催着催化技术研究,储氢和燃料电池材料的发展和油田煤层气、页岩气开发再利用的不断深入,气体在高压下的吸附性能表征变得越来越普遍。页岩和煤石、储氢材料,甲烷吸附,变压吸附,CO 2 /高聚物吸附等动力学表征,一般来说都需要体积庞大,价格昂贵 ...
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