“螺旋式矩阵抽样”的概念、定义、翻译、参考文献-科学参考

单词	螺旋式矩阵抽样
释义	螺旋式矩阵抽样 Encyclopedia 理学【基本概念】释 spiral sampling design螺旋式矩阵抽样将施测目标中的项目螺旋循环往复式指派给群体内的个体的抽样方法。
随便看	planning database planning editor planning element planning environmental impact assessment of water resources project and hydropower project planning evaluation planning for Beijing scenic area system Planning for Emergency Capacity Construction of National Major Offshore Oil Spills（2015-2020） planning for green space system of Kunming Planning for the Arts planning gain planning information system project cost management planning information system project quality management planning information system project risk response planning information system project schedule management planning layout of scenic and historic area planning management of land use planning management of library planning management of underground space planning management pattern planning management pattern of market economy planning map planning mathematics planning of ancient Chinese city planning of an experiment planning of Beijing

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。