“service life”的概念、定义、翻译、参考文献-科学参考

单词	service life
释义	service life Encyclopedia 工学故障率释 service life使用寿命设备或产品保持生产性服务状态的总时间长度。
随便看	spherical density spherical derivative spherical design spherical digon spherical distance spherical distribution spherical domain spherical earth theory spherical element spherical equilateral triangle spherical excess spherical excess formula spherical fiber spherical field spherical form spherical Fourier transformation spherical free particle wave function spherical frustum spherical fuel element spherical function spherical galaxy spherical geometry spherical graphite spherical group spherical Hankel function of the first kind

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。