On the other hand, because of the widely use of longitudinal bars anchorage by 90°standard hook on the field of engineering nowadays leads to the problems which results in steel congestion, makes fabrication and construction difficult.
另外,由于当今工程界普遍地采用带90°标准弯钩的纵筋锚固方式,造成锚固区域钢筋的拥挤,以及在构造上出现的困难。
参考来源 - 配置带锚固板的500MPa钢筋的框架中间层端节点抗震性能试验及研究·2,447,543篇论文数据，部分数据来源于NoteExpress
结论：以牙槽孔至颧下嵴起始部的弧长和弦长为标准弯制注射针头，采用口内注射法进行上牙槽后神经阻滞麻醉，成功率为98％。
Conclusion: We use L as arch length and H as chord length to bend syringe needle that is used to posterior superior alveolar nerve block anesthesia by intraoral injection. The success rate is 98%.
针对国内尚无有关蜂窝构件的规范或标准可以执行的实际情况，进行了蜂窝梁腹板在纯弯状态下的稳定问题研究。
As there is no criterion or standard about castellated member at home, study of the web stability of castellated beams under pure bending condition is carried out.
结合工程实例，详细论述了土方路基回弹弯沉检测标准的确定方法。
Using an engineering example, this paper discusses the method of determining elastic deformation criterion for earth roadbed in detail.
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