“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	geometrical tolerances geometrical variable geometric analog geometric analysis geometric approach to nonlinear control geometric approximation geometric approximation of curves geometric approximation of curves and surfaces geometric approximation of surfaces geometric area geometric average geometric axiom geometric barycenter geometric body geometric boundary condition geometric braid group of order n geometric braid group of order n of space X geometric Brownian motion geometric burning rule geometric calculus geometric calibration geometric cell complex geometric centroid geometric chain complex geometric characteristic

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。