A kind of soluble planar binuclear metal phthalocyanine was synthesized and was characterized by element analysis and FT IR spectra.
合成了一种水溶性平面双核金属酞菁衍生物，用元素分析和红外光谱对其结构进行了表征。
The correlate analysis shows that heavy metal element accumulation in periglacial plants is influenced by the heavy metal element content in soil.
相关分析的结果表明，植物对重金属元素的吸收受土壤元素含量的影响。
Abstract: the method of fast finite element analysis of sheet metal forming based on deformation theory was explored, and the computer program was implemented.
文摘：研究了基于形变理论的金属板料成形快速有限元分析的方法——反向方法，并实现了计算程序。
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