Functions and roles of ultra-low altitude target designation radars in battlefield are described briefly,their main combat performances such as target detection,fire control guidance and anti-active-jamming are evaluated comprehensively through modeling simulation,which could provide reference for assessment,development and practical application of target designation radar.

According to the planning practice of south segment of Qinglv north Road,this paper,proceeded with forming of urban unique image,makes an initial discussion about the relationship between shaping of urban characteristics and planning control and guide based on the summary of current urban image along Qinglv Road.