“primary xylem”的概念、定义、翻译、参考文献-科学参考

单词	primary xylem
释义	primary xylem Encyclopedia 理学〔植物形态与结构〕释 primary xylem初生木质部维管植物的初生生长过程中，由原形成层分化产生的木质部。 Biology primary xylem初生木质部
随便看	track geometry track gradient track group track-in-cleavage tracking Tracking and Data Relay Satellite tracking and data relay satellite system tracking and data-relay satellite system tracking and data relay satellite system, TDRSS tracking and data relay satellite system，TDRSS tracking and driving mechanism tracking and firing control tracking and identification tracking and observation tracking axis tracking camera tracking condition prediction tracking control tracking counter tracking encoded theodolite tracking error tracking IR-radiometer tracking lidar tracking loop tracking mode

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。