Appearance of coatings is furrow at low Angle of incidence, it is notch at high Angle of incidence through SEM analysis.

对冲蚀后的涂层进行扫描电镜分析表明，在小攻角下涂层形貌呈犁沟或犁皱形状，大攻角涂层形貌呈凹坑状。

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Under tension with small off-axis angle, the notch in the plane specimen of 3D carbon carbon material propagates self-similarly at first.

在小偏轴角拉伸下，带切口的三向碳碳材料平面试件首先沿切口平面作自相似扩展。

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The angle of the screen is also fixed, since the case relies on a notch above the keyboard (like many Nexus 7 cases) to keep the tablet stationary.

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