充分说明梯形槽夹角是梯形槽o形橡胶密封圈设计中必须关注的一个重要设计变量。
All these indicate the included Angle of the dovetail groove is an important design variable in the rubber O-sealing ring design.
在输送带轴线方向上挡板将输送带分隔成多个梯形槽，该输送带适宜高角度、大容量输送散状物料和箱袋类物体。
In the direction of conveyer belting axis, the conveyer betting is divided into many trapezoidal grooves. It is suitable for conveying of high-angle volume bulk and boxed materials.
其中，该导光板的底面分布有许多网点或V形槽，该出射面具许多均匀排布的梯形台状棱镜结构。
There sets many mesh spots and V type slots on the back surface, the exit surface has many even ladder type prisms structure.
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