“机会抽样”的概念、定义、翻译、参考文献-科学参考

单词	机会抽样
释义	机会抽样 Encyclopedia 理学【基本概念】释 opportunistic sampling机会抽样研究人员利用原有知识或经验来确定样本的一种非概率抽样方法。
随便看	quantum electrodynamic effect quantum electrodynamics quantum electrodynamics effect quantum electrodynamics (QED) quantum electrodynamics, QED quantum electronic frequency standard quantum electronics quantum encoding quantum encryption quantum engineering [quantum] entanglement quantum entanglement quantum entanglement source quantum entanglement transmitter quantum enveloping algebra quantum eraser quantum error correcting code quantum error-correcting code quantum error-correcting codes quantum error correction quantum error correction code quantum espresso quantum espresso, QE quantum estimation quantum factoring

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。