查询词典 form a cluster

stratified cluster sampling：分层整群抽样

分层随机化stratified randomization | 分层整群抽样 stratified cluster sampling | 分化系数,变异系数coefficient of differentiation

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

stratified cluster sampling：分层集合体抽样,分层整群抽样

stratified clot 层状血块 | stratified cluster sampling 分层集合体抽样,分层整群抽样 | stratified coal seam sample 分层煤样

three-stage cluster sampling：三段丛聚抽样

三标准差规则 three-sigma rule | 三段丛聚抽样 three-stage cluster sampling | 三段最小平方 three-stage least squares

one stage cluster sampling：一阶段整群抽样

odds ratio, OR 优势比 | one stage cluster sampling 一阶段整群抽样 | one-tailed probability 单侧概率 one-way ANOVA 单因素方差分析

cluster set：凝聚集

极限集:limit set | 凝聚集:cluster set | 水平集:Level Set

inner cluster set：内部聚集

内心 inner center | 内部聚集 inner cluster set | 内容度 inner content

curvilinear cluster set：曲线聚值集(合)

curvilinear angle | 曲线角 | curvilinear cluster set | 曲线聚值集(合) | curvilinear cone | 曲线型(扬声器)纸盆

boundary cluster set：边界聚集

1145,"boundary","边界;边缘;边缘体" | 1146,"boundary cluster set","边界聚集" | 1147,"boundary collocation","边界配置"

greatest lower cluster set：最大聚值集

greatest lower bound 最大下界,最大下限 | greatest lower cluster set 最大聚值集 | greatest nilpotent ideal 最大幂零理想

right atrium：右心房

所有沟内均有血管走行并被脂肪组织覆盖右心房(right atrium)位于心的右上部,腔大壁薄,其向左前方突出的部分称右心耳(right auricle),内面有许多并行排列的隆起肌束,称梳状肌.

quadrupled：翻了两番

字面意思literally means | 翻了两番quadrupled | 双方优势最大化maximizes he strengths of both parties