“自然时效”的概念、定义、翻译、参考文献-科学参考

单词	自然时效
释义	自然时效 Encyclopedia 工学时效释 natural aging自然时效通过把机械零件曝露于室外自然环境下，经过长时间风吹、日晒、雨淋和季节变化，给零件造成多次反复的温度应力过载，促使残余应力发生释放而使尺寸获得稳定的方法。是古老的时效方法。
随便看	archival secrecy archival shelves archival standardization work archival statistics annual report system archival subject indexing archival subject retrieval language archival technology arrangement archival transfer Archival Undertaking in Contemporary China archival utilization system archival value appraisal method archival-writing restoration technology Archivaria Archive Buildings and Equipment archive compiling and research archive documents of August 1 Nanchang Uprising archive file directory archive group archive management system of aviation industry archive recording archives archives acquisition Archives Administration Archives Administration and Records Management Studies Archives Administration Management Conspectus

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。