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organic elemental qualitative analysis
释义
organic elemental qualitative analysis
Encyclopedia
理学
有机分析
释
organic elemental qualitative analysis
有机元素定性分析
有机化合物中碳、氢、氧、氮、硫、卤素、磷、硅、硼和有关金属元素的定性分析,不仅能提供关于有机物的组成和鉴定方法的信息,而且在结构分析中对质谱法、红外光谱、紫外光谱和核磁共振谱图的解释是不可缺少的。有机分析的一个分支学科。
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bribe payers index
bribery
bribery and theft involved
bribery crime of non-official servant
bribes on teachers
BRIC
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brick
brick carving in Feng Hui's tomb
brick engravings unearthed at Southern Dynasties mausoleum of Jinjia Village
brick engravings unearthed at Yuan tomb of Xifengfeng Village
brick masonry
brick masonry column
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