使用GIS技术和景观结构分析软件FRAGSTATS，分析了黑河流域中游地区近2 0年间景观结构的变化。
Using GIS and a landscape structure analysis program FRAGSTATS, this paper dealt with the landscape change in the middle Heihe River Basin during the past 20 years.
采用SAP2000软件建立了某景观烟囱的结构分析模型，输入风荷载时程进行风振响应分析。
Based on the finite element model of a landscape chimney by SAP2000 and wind load history, the dynamic responses of the chimney were analyzed using time domain method.
采用SAP2000软件建立了某景观烟囱的结构分析模型，输入风荷载时程进行风振响应分析。
Based on the finite element model of a landscape chimney by SAP2000 and wind load history, the dynamic responses of the chimney were analyzed using time domain method.
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