“mixed sampling”的概念、定义、翻译、参考文献-科学参考

单词	mixed sampling
释义	mixed sampling [¦mikst `sam·pliŋ] ^STATISTICS The use of two or more methods of sampling; for example, in multistage sampling, if samples are drawn at random at one stage and drawn by a systematic method at another.
随便看	lithograph lithographic film lithographic limestone lithographic plate lithographic stone lithographic texture lithography lithologic map lithologic unit lithology lithol red lithometeor lithomorphic lithopedion lithophagous lithophile lithophone lithophysa lithophyte lithopone lithosere lithosiderite lithosol lithospar lithosphere

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。