• The middle layer cell won't degenerate when the tapetum disintegrates prematurely, This proves the hypothesis that the middle layer cells offer nutrients for the tapetum.

    提前解体导致不育系花药的中层细胞退化证明中层为绒毡层供给营养假说提供了证据。

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  • Mesoderm --- The middle germ layer in the early embryo; the source of cells that go on to make bones, muscles, connective tissue, heart, hematopoietic system, kidney, and other organs.

    原肠形成过程,由上胚层细胞增殖产生一部分细胞上、下胚层之间形成第三细胞。通常形成骨骼肌肉结缔组织心脏造血系统肾脏其它器官。

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  • Microfoamed PP/ wood flour composites and microfoamed GF/ PP/ wood flour composites have a three-layer structure, contained a middle layer with distributed cells and two compact outer layer.

    注塑得到的PP/发泡复合材料GF/PP/木粉发泡复合材料均呈现三层式夹层结构中间层分布着泡孔,以及两个结实无泡孔的外层。

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  • Microfoamed PP/ wood flour composites and microfoamed GF/ PP/ wood flour composites have a three-layer structure, contained a middle layer with distributed cells and two compact outer layer.

    注塑得到的PP/发泡复合材料GF/PP/木粉发泡复合材料均呈现三层式夹层结构中间层分布着泡孔,以及两个结实无泡孔的外层。

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