“月经先期”的概念、定义、翻译、参考文献-科学参考

单词	月经先期
释义	月经先期 Encyclopedia 医学﹝妇科病证﹞释 advanced menstruation月经先期以月经周期提前7天以上，甚至10余日一次，连续出现两个周期以上为主要症状的病证。又称经期超前、经早、经水不及期等。
随便看	mean term mean term of proportion mean-tidal system mean tide mean time mean time between failure mean time between failures mean time between failures, MTBF mean time between failures，MTBF mean-time clock mean time to dangerous failure mean time to failure mean time to failure, MTTF mean time to first failure mean time to repair mean time to repair, MTTR mean-time type time-signal mean tone temperament mean transmission rate mean type mean unbiased estimator mean value mean-value characterization mean valued function mean-valued function

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。