基本解釋[數(shù)學(xué)]取樣橫截〔斷〕面英漢例句雙語例句DESIGN: Random cluster sampling methods and a cross-section survey.設(shè)計：隨機整群抽樣，橫斷面調(diào)查。Its main work includes the Yellow River sediment cross-section tests, river bed surface quality sampling and particle size distribution analysis and so on.其主要工作內(nèi)容包括黃河河道斷面淤積測驗，河道表層河床質(zhì)取樣及顆粒級配分析等工作。sampling cross-section更多例句專業(yè)釋義數(shù)學(xué)取樣橫截〔斷〕面