“安全系数”概念、定义、翻译-科学时代

单词	安全系数
释义	房地产词汇手册安全系数 safety coefficient
随便看	premium cable premium card premium clause premium collected in advance premium conversion premium customer plan premium deposit premium discount premium discount plan premium due date premium dues premium earned premium extension agreement premium fuel premium income premium income premium in force premium loading premium loan premium loan premium mode premium note premium notice premium offer premium offer

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。