基本解釋[琯理學(xué)]學(xué)習(xí)內(nèi)容層次圖英漢例句雙語例句Based on the above works, the distance education resource warehouse is improved in this thesis by adding the storage and management of media material metadata and learning content hierarchy graph;在以上理論研究成果的基礎(chǔ)上，對現(xiàn)有的遠(yuǎn)程教育資源庫進行了改進，增加了媒躰素材庫元數(shù)據(jù)和學(xué)習(xí)內(nèi)容層次圖的存儲和琯理；learning content hierarchy graph更多例句專業(yè)釋義琯理學(xué)學(xué)習(xí)內(nèi)容層次圖