“root and knot”的概念、定义、翻译、参考文献-科学参考

单词	root and knot
释义	root and knot Encyclopedia 医学经络学释 root and knot根结经气的所起与所归。“根”指根本、开始，即四肢末端的井穴；“结”有结聚、归结之义，即头胸、腹部。根结反映出经气上下两极间的关系。
随便看	primary standard primary standard dosimeter primary standard for airborne sound pressure primary standard for OCTG threads primary standard for sound pressure in water primary standard for ultrasound power primary standard light source primary standard machine of shore hardness primary standard machine of vickers hardness primary standard material primary standard of absorbed dose to water primary standard of air kerma primary standard of angle metrology primary standard of diffuse transmitted visual primary standard of exposure primary standard of flatness primary standard of illuminance primary standard of laser small angle primary standard of laser wave length primary standard of length primary standard of line angle primary standard of luminance primary standard of luminous exposure primary standard of luminous intensity primary standard of microwave phase shift

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。