分析金属制品国标中反复弯曲试验及单向扭转试验方法的书写问题，并对此提出建议。
The article analyzes writing problem of experimental method for reverse bending and torsion in one direction test in national standard of steel wire products, and gives advice to this end.
采用单向碳纤维片材及改性环氧树脂对普通rc梁进行加固处理及弯曲性能试验。
The unidirectional carbon fiber plate and the modified epoxy resin are used in strengthening the common RC beams and experiments on flexural behaviors are carried out in this study.
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