关键词: 油砂, 露天开采, 就地开采, 技术方法

Abstract: The paper is mainly centered on the oil sands exploitation technologies in Canada，it is proposed that the exploitation of different types of oil sands，appropriate mining methods should be adopted after detailed analyzing the current different effective technologies and methods of oil sand exploitation and evaluating the technological applicable conditions of strip mining and underground mining respectively.Furthermore，the paper also gives the expectations and direction of oil sands exploitation，which has important guiding significance for our country.

Key words: oil sand, strip mining, underground mining, technogical approach