请输入您要查询的字词:
单词
Neyman allocation
释义
Neyman allocation
Encyclopedia
理学
抽样调查
释
Neyman allocation
奈曼分配
分层抽样中假定各层单位抽样费用相等情况下,将总样本量分配至各层的方法。
随便看
phenotypic variation
phenotyping of crop germplasm
phenoxathiine
phenoxazine
phenoxide
phenoxthine
phenoxthine; phenoxathiine
phenoxybenzene
phenoxycycloposphazene
phenthoate
phentormin
phenylacetic acid
phenylacetylene
phenylalanine
phenyl alkylsulfonate
phenylarsonic acid
phenylbenzene
phenyl bonded phase
phenyl-bonded phase
phenylbutazone
phenylcarbinol
phenylenediamine poisoning
phenylethane
phenylethanoid glycoside
phenyl ether
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。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2025/5/4 17:56:14