“Ordovician System”的概念、定义、翻译、参考文献-科学参考

单词	Ordovician System
释义	Ordovician System Encyclopedia 理学奥陶系释 Ordovician System奥陶系奥陶纪时期的地层。包括沉积地层、火山岩层和变质岩层。
随便看	system high security systemic acquired resistance systemic action of pesticide systemic autoimmune disease systemic circulation systemic engineering of agrometeorological disaster reduction systemic family therapy systemic functional grammar systemic infection systemic lupus erythematosus systemic management of child health care systemic mastocytosis systemic risk systemic sclerosis systemic sclerosis sine scleroderma systemic test systemic training principle system identification system implementation system in a category system in a game system information system in involution system innovation method system innovation rule

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。