定于 due to; scheduled to 飛機定于今天四點十五分到達。 the plane is due at 4:15 this afternoon. 他定于明日到達倫敦。 he is due in london tomorrow. 比賽定于星期六舉行。 the game is scheduled for saturday. 總統(tǒng)定于明日發(fā)表演說。 the president is scheduled for a speech tomorrow
This article introduces du dingyou ' s thoughts about library . he did a lot of researches in the basic theory in library 、 classification 、 local literature 、 library construct and library science education , etc . his thoughts exert great influence on the cause of our library development 文章介紹了杜定友先生在圖書館學基礎(chǔ)理論、圖書分類學與目錄學、地方文獻研究、圖書館事業(yè)建設(shè)、圖書館學教育等方面的主要成就,評價其學術(shù)思想對我國圖書館事業(yè)發(fā)展產(chǎn)生的深刻影響。