英语词汇“composite sample”的翻译、意思、用法、释义-英汉汉英双解词典-爱贷网

词汇	composite sample
释义	composite sample 基本例句并合样本,混合样 Composite samples are used mainly in evaluating the efficiency of waste-water treatment facilities.混合样主要用来评价废水处理装置的效率。
随便看	stratified phloem stratified plastic stratified plastics stratified polymorphism stratified probability sampling stratified production status stratified profile control stratified proportional sampling stratified proportion sampling stratified purposive sample stratified purposive sampling stratified random Stratified random in proportion to population stratified randomized design stratified random sampiing stratified random sample stratified random sampling Stratified random sampling for percentages stratified random sampling method stratified random samplingmodel stratified random sampling surveys stratified randon sampling stratified rate stratified ratio estimate stratified ratio or rgeression estimates