Measuring the economical,social and ecological benefits of land use of Liandu district of Lishui city in Zhejiang province quantitativly and reasonably, through benefit equivalent. Defining the appraisal stage by the index of urbanization.
引入效益当量概念，较为合理的定量测度了浙江省丽水市莲都区土地利用的生态、经济、社会效益；引入城市化指标合理划分了各评价时段；最后构建了莲都区土地利用SDA评价系统动力仿真模型。
参考来源 - 基于系统动力学的土地可持续利用能力评价·2,447,543篇论文数据，部分数据来源于NoteExpress
提出了隔振当量经济效益概念。
The concept of "Equivalent Economic Benefit of Vibration Isolation" is advanced.
这个密封的轴承可用于直接替换现有的开放式轴承当量，使应用软件升级简单和成本效益。
The sealed bearings can be used as direct replacements for existing open bearing equivalents, enabling applications to be upgraded simply and cost-effectively.
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