点击下载:中国农业大学:《家畜繁殖学》课程教学资源(PPT课件)第五章 受精、妊娠与分娩(Fertilization, Gestation and Parturition)(1/6)
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at ovulation 排卵 cervcal mucosa luteal phase脚 uteri cavity vagina endocervix ectocervix FIG. 1-7. Biophysical characteristics of cervical mucus in relation to transport of spermatozoa from the cervical canal to the uterine cavity
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点击下载:中国农业大学:《家畜繁殖学》课程教学资源(PPT课件)第五章 受精、妊娠与分娩(Fertilization, Gestation and Parturition)(1/6)
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