释义 |
reaction activity短语¹³¹⁶²⁰⁺³ 基本例句 反应活性 However, the low reaction activity of oxygen is one of the major factors barricading the commercialization of fuel cells and metal air batteries. 氧电极作为燃料电池与金属-空气电池的共同电极,几乎决定了这两类电池的容量与功率大小。 cnki Nevertheless, it is reported that the yield of long-chain a- chlorocarboxylic acids was yet low and there existed many by products due to the relative low reaction activity. 短碳链羧酸的氯代反应比较容易进行,但是长链脂肪酸的氯代反应存在收率低、副反应多等缺点。 boshuo Reaction activity of Ni catalysts with different carriers and promoters are investigated further. 并进一步考察了不同载体负载、不同促进剂改性的镍基催化剂性能。 cnki |