“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	working magnification working mean working measurement standard working mechanisms of work safety and health working memory working memory area working orbit working page working pair for absorption refrigeration working pair of adsorption refrigeration working period working point working policy of fire safety department working pressure theory working principle of maternal and child health working probit working procedure analysis working process simulation working quality working reference for pharmaceutical analysis Working Regulation of School Physical Education working resistance Working Rules For Review of Urban Master Plan Working Rules for Urban and Rural Planning Inspectors of the Ministry of Housing and Urban-Rural Development working set

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。