查询词典 cluster sampling

cluster of sidings：线束

cluster of reflectors || 反射器组 | cluster of sidings || 线束 | cluster of slip bands || 滑移带丛

cluster wheat,club wheat：密穗小麦

"集体取样","cluster sampling" | "密穗小麦","cluster wheat,club wheat" | "离合器","clutch"

cluster point：聚点

clothoid 回旋曲线 | cluster point 聚点 | cluster sampling 分组抽样

cluster set：聚值集

cluster sampling 分组抽样 | cluster set 聚值集 | coadjoint functor 余伴随函子

cluster set：聚点集

1662,"cluster sampling","群落抽样;群体抽样" | 1663,"cluster set","聚点集" | 1664,"coaxial circles","共轴圆"

Cluster sampling：集群取样

研究发现阅读理解能力高的学生比一般或低阅读理解能力的学生,会作更多的逻辑推理(Winne,(二)正式评量卷的研究对象:本研究以大台北地区之国小五年级、国中一年级和高中二年级学生为母群体,采随机取样(Random sampling)与集群取样(Cluster sampling)的方式进行抽样.

stratified cluster sampling：分层群聚抽样

抽后分层 stratification after selection | 分层群聚抽样 stratified cluster sampling | 分层多段抽样 stratified multiple stage sampling

adaptive sampling：自适应采样

欠采样:non-Nyquist sampling | 自适应采样:adaptive sampling | 可调节采样:Adjustable sampling

overburden sampling at depth：深层采样

采样层位 sampling horizon | 深层采样 overburden sampling at depth | 采样误差 sampling errors

sampling at random：随机抽样

sampling approach 抽样方法 | sampling at random 随机抽样 | sampling bias 抽样偏差

antixerophthalmic factor：抗干眼因子

抗维生素 antivitamin | 抗干眼因子 antixerophthalmic factor | 抗干眼维生素 antixerophthalmic vitamin

January January：是一月, 一月January有新年

January, January是一月, 一月January有新年; | February, February是二月, 二月February有春节; | March , March是三月, 三月March 妇女节;