查询词典 aligned systematic sampling

stochastic variable：分层抽样

stratified sampling 统计处理 | stochastic variable 分层抽样 | sum of cross products of 随机变量

Straight-line method：直线法(指折旧或摊销)

直线折旧法 straight-line depreciation | 直线法(指折旧或摊销) straight-line method | 分层选样法 stratified sampling

straightedge rule：直线尺

直线齿形鼠牙盘离合器 hirth coupling | 直线尺 straightedge rule | 直线抽样法 line sampling

stratified sample：分层取样;分层取出之样本

集团取样法 cluster sampling | 分层取样;分层取出之样本 stratified sample | 概估;粗略估计 rough estimate;raw estimate

stratified sample：分层采样样品,分层取样样品

"分层[现象]","stratification" | "分层采样样品,分层取样样品","stratified sample" | "分层采样,分层取样","stratified sampling"

stratified coal seam sample：分层煤样

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

area stratified sampling：区域分层抽样

area septa 隔区 | area stratified sampling 区域分层抽样 | area study 区域研究

size proportionate stratified sampling：分層抽樣比例大小

size of subgroup 樣組大小 | size proportionate stratified sampling 分層抽樣比例大小 | skewness 偏態

relative-variance for stratified sampling：分层抽样的相对方差

relative-absorption term 相对吸收项 | relative-variance for stratified sampling 分层抽样的相对方差 | relatively closed set 相对闭集

covariance for stratified sampling：分层抽样协方差

covariance between inheritance and environment 遗传环境协方差 | covariance for stratified sampling 分层抽样协方差 | covariance function 积差函数,协方差函数=>共分散関数

Hadrian Wall：哈德 城墙 / 哈德 城墙

Hadden-Cave, Philip 夏鼎基 | Hadrian Wall 哈德 城墙 / 哈德 城墙 | Haeckel, Ernst 海克尔

skilled：熟练的

skill 技能 | skilled 熟练的 | skillet 煮锅