multi-information sampling
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多信息采集
- 引用次数：2
Multi-information sampling system of resistance spot welding quality based on dual-microprocessor has been designed in this paper.
本论文设计了基于双处理器的点焊质量多信息采集系统。
参考来源 - 基于双处理器的点焊质量多信息采集系统
·2,447,543篇论文数据，部分数据来源于NoteExpress
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Methods the study sample was got by multi-stage randomized sampling, and the injury information of the inhabitants aged over 18 years in Guangdong province was collected by questionnaire.
方法按分层整群抽样的方法抽取样本，并通过问卷调查的方式收集有关广东省18岁以上居民的伤害信息。
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