“research and development of effective part”的概念、定义、翻译、参考文献-科学参考

单词	research and development of effective part
释义	research and development of effective part Encyclopedia 医学有效部位的研究开发释 research and development of effective part有效部位的研究开发有效部位指一味中药或复方中药提取物的一类或几类化学成分含量达到总提取物的50%以上，而且这一类已知化学成分被认为是有效成分，该类或几类成分的混合体即被认为是有效部位。
随便看	signaling system No.7 signaling theory signaling transport protocol，SIGTRAN signal input signal integrity signalizer functor signal lag signal lamp signal lamp method signal learning Signal Left, Turn Right signal line signalling alphabet signal loss of lock signal medium signal network model signal-noise ratio signal/noise ratio signal orthogonal transform signal output signal parameter estimation signal parameter measurement signal peptidase signal peptide signal peptide; leader peptide

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。