常見例句雙語例句Spatial temporal data model;地理時空數(shù)據(jù)模型；In this paper, a spatial-temporal data model based on version-difference structure is proposed, which is the key and kernel of temporal GIS.時空數(shù)據(jù)模型是時態(tài)地理信息系統(tǒng)的關(guān)鍵和核心。In this paper, a new spatial-temporal data model based on state-event is presented, and the qualifications for conversion between spatial-temporal data models are analyzed.本文提出了基于狀態(tài)-事件的時空數(shù)據(jù)模型，并系統(tǒng)闡述各時空數(shù)據(jù)模型之間的相互轉(zhuǎn)換條件。 返回 spatial temporal data model