结果还讨论了卵黄核、合成泡及环状片层等细胞器的超微结构与功能的关系等。

The relationship between ultrastructure and function of some organelle, such as yolk nucleus, synthetic vesicle and annulate lamella are also discussed in this paper.

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方法对194例孕妇进行超声检查，观察其妊娠卵黄囊的显示情况及其形态、大小、是否缺如等，并追踪其妊娠结局。

Methods Using ultrasonography to examine 194 women who were in early pregnancy, the yolk sac's display state, morphology, magnitude, absence or not were observed and pregnancy outcomes were followed.

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