(3) ductuli epididymis with least and pilus on the epidermis and (4) circular ductus epididymidis with least cutaway.
③附睾小管：管径最小，上皮有纤毛；④附睾管：切面最少，管腔圆
。
(3) ductuli epididymis with least and pilus on the epidermis and (4) circular ductus epididymidis with least cutaway.
③附睾小管：管径最小，上皮有纤毛；④附睾管：切面最少，管腔圆。
Abstract： Aim:To establish the methods of microfertilization and explore the fertilizing potential of mouse sperm obtained from caput epididymidis and cauda epididymidis.
： 目
:建立显微
精方法，并探讨小
附睾精子在显微注射进入卵母细胞
精能力。
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