“目录抽样”的概念、定义、翻译、参考文献-科学参考

单词	目录抽样
释义	目录抽样 Encyclopedia 理学抽样调查释 list sampling目录抽样一种不等概率、不等比例的抽样调查方法，对达到一定规模以上的单元进行全面调查，对规模以下的单元按一定比例抽取一部分样本进行观察和推断。
随便看	record time recored(recorded) of visual sunspot in China Recounting My Aims recourse matrix recourse of administrative compensation recover recoverable resources recoverable satellite recovery recovery and recrystallization recovery and treatment of mining geo-environment recovery capability recovery characteristic recovery creep Recovery From an Illness recovery from the failure recovery of enforcement recovery of gas reservoir recovery of natual gas liquids with ammonia compression refrigeration process recovery of natural gas liquids recovery of natural gas liquids expansion and cryogen refrigeration process recovery of natural gas liquids with ammonia absorb refrigeration process recovery of natural gas liquids with expansion refrigeration process recovery of natural gas liquids with gas wave refrigeration process recovery of natural gas liquids with propane refrigeration process

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。