“PREM走时表”的概念、定义、翻译、参考文献-科学参考

单词	PREM走时表
释义	PREM走时表 Encyclopedia 理学地震走时表释 PREM travel-time tablePREM走时表 1981年多依旺斯基（Dziewonski）和安德森（Anderson）提出了初步参考地球模型（Preliminary Reference Earth Model，简称PREM模型），据此模型计算的各种震相的走时表称为PREM走时表。
随便看	Road Traffic Safety Association of the People's Republic of China road traffic safety early-warning road traffic safety enforcement road traffic safety information system road traffic safety preparedness road traffic safety publicity road traffic security road traffic sign road traffic signal controller road traffic signals road traffic system road transit online ticketing road transportation development road transportation employee road transportation for bulky cargo road transportation of dangerous goods road transportation of open pit road transportation operation permit road transportation safety road transport organization and management road transport volume roadworthiness certificate of motor vehicle roak Roald Amundsen Roald Hoffmann

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。