Based on analyzing the knee joints of the four bar linkage, this paper presents the concepts of the stable well off angle, absolute and relative instantaneous distance.

对多轴膝关节进行了分析，提出了承重稳定裕度角、全伸展位绝对瞬心距和相对瞬心距的概念，用于评价下肢假肢的稳定性和相对稳定性。

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By theoretical analysis, two equations for the distance of vertical homogeneous mixing and the part depth of homogeneous mixing for the instantaneous point source are presented.

推导得出瞬时点源垂向均匀混合的纵向距离及垂向部分混合水深的理论表达式。

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This paper studies briefly a distance measure for objective quality evaluation of speech communication channels using instantaneous and dynamic spectral features.

主要讨论了一种使用语音频谱动态特性的倒谱距离测量对通信系统或通信设备进行客观音质评价方法。

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It is designed for high performance, with a high-visibility backlit LCD display providing the runner with critical in-run metrics of time, average and instantaneous pace and distance.

ENGADGET: Nike+ FuelBand, SportWatch GPS add some new colors for the holidays