“人日数”的概念、定义、翻译、参考文献-科学参考

单词	人日数
释义	人日数 Encyclopedia 工学膳食调查释 number of person-days人日数包括总人日数和个人人日数，是指以被调查对象的一日三餐为标准折合的用餐天数，将每人每日的三餐定义为一个人日。
随便看	John Ya-Otto John Ⅰ Bernoulli John Ⅰ Bernoulli (1667—1748) John Ⅱ Bernoulli John Ⅱ Bernoulli (1710—1790) John Ⅲ Bernoulli John Ⅲ Bernoulli (1744—1807) Johor JOIDES Resolution join join dependency joinder of punishments for plural crimes Joined Jade-Disks from the Treasures of Dharma Joined the Army at Fifteen joined timber for non-structural Joined timber for structure join-embedding join-endomorphism joinery and non-structural carpentry joinery board join-extension join-homomorphic image join-homomorphism join-independence join infinite distributive

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。