基本解釋[計算機科學技術]專題分級圖英漢例句雙語例句Based on the previous research of classification, stratified two-stage sampling is introduced into the accuracy assessment of thematic map.在以上分類研究的基礎上，引入分層二階隨機抽樣方法改善專題圖的精度評價效果。thematic classification map更多例句專業(yè)釋義計算機科學技術專題分級圖