If your foot is at a right Angle to your outstretched leg and does not dangle, you have a low ankle-joint axis and will be more comfortable in flat shoes than in high heels.

如果你的脚和你伸直的腿成直角，且没有晃荡，那么说明你有一个较低的踝关节，你穿平底鞋会比穿高跟鞋更舒适。

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A synchronous motor Angle encoder with low cost, high practicality and RS-232 serial output interface based on PIC16F874 MCU is introduced in the paper.

本文基于PIC 16f874单片机，介绍了一种低成本、实用性强并提供RS - 232串口输出的高精度同步机角度编码器。

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There are abundant fracture types including high angle shearing cracks, middling or low angle shearing cracks, transmeridional high angle tension cracks and meridional vertical shearing cracks.

裂缝类型包括，高角度（直立）剪切缝、低角度剪切缝、高角度张裂缝和南北向直立剪切缝。

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The tilt display makes it easier than ever to take high and low angle shots, letting you capture your world from any angle you choose.

ENGADGET: Samsung unveils 3D-capable NX300 mirrorless camera and 45mm f/1.8 2D/3D lens ahead of CES, we go eyes on (update)

The use of different direct and indirect weapons, low- and high-angle artillery, are key when your enemy is using terrain to his advantage.

CNN: Grange

This high-end lens excels in shooting dynamic landscapes with wide-angle view and also in capturing moving subjects even in low-lit situations, like indoors or at night.

ENGADGET: Panasonic's Lumix line gets a lot more crowded