high selectivity 高选择性 ; 高纯度
High Selectivity And Stability 较高选择性和稳定性
a high selectivity 很高的选择性
high selectivity catalyst 高选择性催化剂
high selectivity of methanol 高甲醇选择性
activity and high selectivity 活性和选择性
Based on the two kinds of catalysts supports of oxygen storage materials and Al2O3, a kind of low light-up temperature and high selectivity catalysts was prepared.
本文用堇青石做第一载体,以Al2O3和储氧材料为第二载体,制备出低起燃温度和高选择性的催化剂。
参考来源 - 催化燃烧去除挥发性有机气体的整体式催化剂·2,447,543篇论文数据，部分数据来源于NoteExpress
Our ears have only evolved to respond to sound with very high sensitivity and high selectivity.
人类的耳朵对声音的反应，极为敏感，也极有选择性。
It has been found that the Ca, Mg, la ion exchanged mordenites have both high activity and high selectivity toward dimethylamine with the yield of around 55%.
发现钙、镁、镧离子交换的丝光沸石，在表现出较高活性的同时，还对二甲胺具有55%左右的高选择性。
Being an effective depressant of diaspore, SA3 has such properties as lower dosage, good applicability and high selectivity.
作为一水硬铝石的高效抑制剂，SA3还具有用量少、适用性强、选择性高等特点。
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