Through using the method of logical analysis, measurement, experiment and questionnaire, this paper makes study on national standard of basketball equipment and court of middle and primary schools.
采用逻辑分析、测量、实验与问卷调查法，对初中、小学篮球器材和场地规格的国家标准进行研究。
Deadweight testers are the basic primary standard for accurate measurement of pressure.
自重测试仪是基本的测量压力设备。
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