“placental retention”的概念、定义、翻译、参考文献-科学参考

单词	placental retention
释义	placental retention Encyclopedia 农学繁殖障碍释 placental retention胎盘滞留母畜娩出胎儿后，胎盘在第三产程的生理时限内未能排出的现象。又称胎衣不下。
随便看	chime stone Chime Stone from the Tomb of Qin Duke Chimilas chimney effect chimney structure chimonanthussalicifolius chimpanzee chimyl alcohol Chimú Culture Chin China China 7,000 Years: Silk China Academic Digital Associative Library China Academic Digital Library Alliance China Academic Journal (CD) China Academic Library and Information System China Academic Social Sciences and Humanities Library China Academic Symposium on Nuo Opera China Academy of Art China Academy of Art Theory China Academy of Building Research China Academy of Chinese Medical Sciences China Academy of Chinese Medical Sciences，CACMS China Academy of Civil Aviation Science and Technology China Academy of Engineering Physics

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