“activity duration”的概念、定义、翻译、参考文献-科学参考

单词	activity duration
释义	activity duration [´ak`tiv·ǝd·ē dǝ`rā·shǝn] ^{SYSTEMS ENGINEERING} In critical-path-method terminology, the estimated amount of time required to complete an activity.
随便看	cellulose diacetate cellulose ester cellulose ether cellulose fiber cellulose gum cellulose methyl ether cellulose nitrate cellulose propionate cellulose triacetate cellulose xanthate cellulosic cellulosic resin cell wall celo Celor lens system celsian Celsius degree Celsius temperature scale Celyphidae cement cementation cementation factor cementation sinking cement bond cement-bond survey

科学参考收录了103327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。