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Paleozoic evolutionary fauna
释义
Paleozoic evolutionary fauna
Encyclopedia
理学
古生物学
释
Paleozoic evolutionary fauna
古生代演化动物群
全球古生代海洋动物的总称,在寒武纪晚期寒武纪演化动物群出现衰退时开始出现雏形,奥陶纪生物大辐射构建了其基本框架,并实现其早期演化,在奥陶纪末在海洋生态系统中实现对寒武纪演化动物群的全面替代,成为海洋动物世界的霸主,并持续近3亿年一直到二叠纪末。
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poly (1-vinyl carbazole);poly (N-vinyl carbazole)
poly (1 vinylimidazole)
poly (1-vinylimidazole), poly (Nvinylimidazole)
poly[2,6-diimidazo(4,5-b:4',5'-e)pyridinylene-1,4(2,5-dihydroxy)phenylen] fiber
poly 2,6-dimethyl-p-phenylene oxide fiber
poly (2,7-fluorene)
poly(3,4-ethylenedioxythiophene)
poly (3,4-ethylenedioxythiophene) (PEDOT)
poly(3,4-isoprene)
poly(3-hexylthiophene)
poly-3-hexylthiophene-2,3-diyl (P3HT)
poly (4-methyl-1-pentene)
poly(4-methylpantene-1)
poly(6-amino caproic acid)
Polya
polyabolo
polyabolo tiling
polyacetylene
polyacid
polyacid complex
polyacid compound
polyacid; polyoxometalate
polyacrylamide
polyacrylamide gel electrophoresis
polyacrylamide gel electrophoresis (PAGE)
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