疲劳可以从一次擦伤开始，所以飞机的表面以及锋利的棱角都被磨的圆滑。
Fatigue can start from a scratch, so surfaces are polished and sharp corners rounded off.
朝向建筑物的后方，半透明聚碳酸酯表面材料的有棱角的结构包含了一个木制楼梯，用来连接建筑的两层空间。
Towards the rear of the building, an angular structure featuring translucent polycarbonate surfaces contains a wooden staircase that connects the two floors.
在选择仿大理石线条时，还应对线条表面是否平整，棱角有无缺陷，有无裂纹、划痕，有无砂眼，色调是否纯正等方面进行筛选。
In the choice of imitation marble lines, but also deal with the line surface is smooth, edges have no defect, no cracks, scratches, or trachoma, whether pure color screen areas.
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