“先兆早产”的概念、定义、翻译、参考文献-科学参考

单词	先兆早产
释义	先兆早产 Encyclopedia 医学高危妊娠释 threatened preterm labor先兆早产妊娠满28周至不满37周期间，出现有规律或不规律子宫收缩，伴有宫颈管进行性缩短的现象，是早产的一个阶段。
随便看	ballastless ballastless track ballastless track on turnout section ballast resistor ballast resistor, barretter ballast track Ball Bearing ball clay ball dance Balleny Islands Ballerina on the Boat Ballet ballet costume and shoe ballet in Europe balleting Ballets Russes Balletto ball exercise ballgame fan ball grid array ball grid array, BGA ball grinding process ball hardness testing machine Ballik-Ramsay band balling effect in selective metal powder melting and forming

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。