凹位/凹陷 sink mark/dent mark
插头外罩接地凹位 Plug-Grounding Indents
横向定位凹槽 lateral positioning groove
凹坑位置 dimple location
互补定位信息凹坑地址 Complementary Allocated Pit Address
米制凹头定位螺钉 Metric series socket set screws
可翻起的凹背单人座位 bucket seat
门铰必须焊在门凹位里。
底板有特殊凹位设计，可以直接用双面胶固定。
The base has special concave design, and can be fixed with double-sided tape.
脱模机构采用推杆推出塑件的同时带动斜滑块脱出圆弧形凹位，使脱模机构简单实用。
The ejection mechanism used pin ejector to pull the plastic parts out with move slanting slide simultaneously leaving circular arc concave position.
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