The free base was purified by distillation.
通过蒸馏提纯未反应的碱。
Objective To study the clearing of hydroxyl free base with lily polysaccharide.
目的研究百合多糖对羟自由基的清除作用。
Objective To study the concern of free base and heart brain blood vessel disease.
目的：探讨自由基与心脑血管疾病发病的关系。
Such talking is free, because of using Bluetooth instead of base station signal.
当然这种交谈是免费的，因为使用的蓝牙功能，而不是基站的信号。
Construction: Construction requirements should base formation, clean, free of osteoporosis.
施工要求：施工基面应平整、清洁、无疏松。
Construction: Construction requirements should base formation, clean, free of osteoporosis.
施工要求：施工基面应平整、清洁、无疏松。
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