The points for attention in designing the serration axle are pointed out. 指出了渐开线螺旋花键轴几何尺寸设计时应注意的问题。
Full serration: New for 2006 Microtech Will offer a full serration option on a limited number of sku's. 郯拆模钼树脂涂层：高腐蚀和耐化学性，装饰性，边际耐磨性，易于翻新的微技术。
Post processing method is put forward in order to removal serration of spectral curve after calibration. 提出了反射率反演后波谱曲线上存在的锯齿状现象的消除方法;
After our productions up to large-scale, we will re-invest development and production of wires &electric cables to make completion and serration, to get more economical benefits. 在生产达到一定规模以后，公司即准备再投资扩建20亩地，用于电线、电缆的开发和生产，以使生产配套、系列化，和达到一定的经济效益范畴。
The serration flow phenomenon is associated with dynamic strain aging (DSA) and yield a negative strain-rate dependence of the flow stress. 结果表明： 易拉罐用铝材在形变过程中会出现动态应变时效现象；
Multi-radiating costae and stout tubercles on the valves are much more important than that of serration structure in high taxonomic status for the family Afrograptidae. 作者认为这一构造被视为非洲叶肢介科分类的主要依据是不合适的,壳瓣的放射褶或粗瘤构造在高级分类上更重要, 进而对该科的含义进行了厘定;
