I was working at the base exchange one busy day when the line grew quite long. 一个繁忙的一天,我正在军事基地内商店工作。
The content level of base exchange capacity and effective boron had a waving trend of low high low high. 交换性钙与速效硼呈低高低高的波浪式变化趋势;
Biosynthesis of brain phosphatidylserine ( PS ) depends on base exchange reaction catalyzed by base exchange enzymes. 脑中磷脂酰丝氨酸(PS)是在基团交换酶作用下生成的。
The adsorption of heavy metals in ectomycorrhizal fungi might be related to the base exchange capacity of the fungal mycelium. 菌根真菌耐重金属的能力与真菌吸附重金属的能力有关,因而需要了解菌根真菌对重金属吸附和固持的特性。
The weak base exchange capacity of the resin achieve 2.38mmol/g and ratio of ionic liquids 2, temperature 130 ℃, time 24h is its optimum conditions in orthogonal experiments of the alkalization of polystyrene-divinylbenzene resin. 4. 由聚苯乙烯-二乙烯基苯白球烷基化正交实验,得出较适宜的工艺条件为:离子液体配比为2,反应温度130℃,反应时间24小时,弱碱交换量达到2.38mmol/g。