“unique visitor”的概念、定义、翻译、参考文献-科学参考

单词	unique visitor
释义	unique visitor Encyclopedia 理学媒介接触释 unique visitor独立访客数在一段时间内，访问某网站、某页面或某版块的非重复用户数之和。又称独立访问数、访问用户数。
随便看	environmental diseases environmental dispatching of urban rail transit environmental dispute environmental DNA technology environmental dredging technology of polluted sediment environmental ecology environmental economic incentive system environmental economic instruments environmental economic policy environmental economics environmental economic system Environmental Economic Theory environmental effect environmental effect sound environmental efficiency environmental electrochemistry environmental elements environmental emergencies alarming system environmental emergency monitoring environmental endocrine disruptors Environmental Engineering environmental engineering Environmental Engineering Design Environmental Engineering Facility environmental engineering geology

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。