The tapered waveguide performs mode transformation between optical fiber mode and polymer waveguide mode by using a refractive index taper and a width taper with wedge profile.
提出并设计了一种基于电光聚合物的锥形波导，可用于单模光纤与电光聚合物波导器件之间的连接。
Roller bearings of cross wedge mill are double-rows taper roller bearings and one of the important parts on mill. It directly bears rolling force when mill works.
楔横轧机滚动轴承为双列圆锥滚子轴承，直接承受轧机运行中产生的轧制力，是轧机关键零部件之一。
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