一、前言:1978年7月,英国试管婴儿路易丝·布朗小姐的诞生,使多年不育的夫妇们流露出新的希望,遗传育种家们试图培育新的优良品种,计划生育工作者想从这些基础的胚胎学研究中寻觅影响人类胚胎发育的各种因素,从而控制人口爆炸性的增长,实际上在路易丝出生之前,从动物实验到人类,科学家们不知作了多少次实验,经历过多少漫长的岁月!二、精子在受精前的准备 I. Preface: In July 1978, the birth of a British test-tube baby, Miss Louise Brown, brought new hope to couples who have been infertile for many years. Genetic breeders are trying to cultivate new fine varieties. The family planning workers want from These basic embryology studies look for factors that affect the development of human embryos to control the explosive population growth. In fact, before the birth of Louise, from animal experiments to humans, scientists do not know how many experiments and experiences Long years! Second, sperm preparation before fertilization