对非SAP应用，用户可以选择花钱购买SAP或其他组织提供的服务和支持，这种也是开源软件常见的商业模式。
For non-SAP applications, customers have the option of purchasing service and support offerings from SAP or other organizations for a fee, which is a common business model for open-source software.
方法采用对偶取样方法对203名贫困生和262名非贫困生的社会支持和自我价值感进行了问卷调查，用社会科学统计软件进行数据统计。
Methods To survey 203 poor students and 262 non-poor students by questionnaire sample in the match way, and analysis data by social science statistics software.
方法采用对偶取样方法对203名贫困生和262名非贫困生的社会支持和自我价值感进行了问卷调查，用社会科学统计软件进行数据统计。
Methods To survey 203 poor students and 262 non-poor students by questionnaire sample in the match way, and analysis data by social science statistics software.
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