仲甲醛
- 与 仲甲醛 相关的网络例句 [注：此内容来源于网络，仅供参考]
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Mechanism of the synthesization of aminobenzene sulfonate high performancing water-reducing was proved by virtue of mass experiment and infrared spectral analysis.
在合理酸碱催化作用下，形成初级生成物，然后和对氨基苯磺酸钠苯环的邻位缩合反应，同时氨基上只有一个氢和甲醛反应生成仲胺，最后形成高聚物。
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LX series desulfurizers are synthesized by secondary amine, formaldehyde and at least oneactive hydrogen compound (amine, alcohol, phenol, et al.), which is an aminomethylationreaction. This synthesis route of desulfurizers has the advantage of moderate reaction conditionand inexpensive raw material.
采用仲胺、甲醛和带有活泼氢的化合物进行缩合反应合成LX系列脱硫剂，此合成路线具有反应条件温和，原料价廉易得的特点。
- 推荐网络例句
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But we don't care about Battlegrounds.
但我们并不在乎沙场中的显露。
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Ah! don't mention it, the butcher's shop is a horror.
啊！不用提了。提到肉，真是糟透了。
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Tristan, I have nowhere to send this letter and no reason to believe you wish to receive it.
Tristan ，我不知道把这信寄到哪里，也不知道你是否想收到它。