Pitch variation 齿距变化量 ; 齿距偏差 ; 音调变异 ; 音调变化
total pitch variation 节距累积偏差 ; 节距累积误差
radial pitch variation 沿半径变化的螺距 ; 螺距径向变化
variation in pitch [材] 捻距不均
Depth & pitch variation leadecrew 变深变距螺杆
non stationary pitch period variation 基音周期非平稳的改变
In addition, the variation of pitch had some effect on the image noise.
此外，当螺距改变时，图像噪声亦呈现出规律性的变化。
In Chinese, lexical tones and intonation both depend on the variation of pitch.
在汉语中，声调和语调均依赖于音高的变化。
In the words flow, the reading intonation, which is related to tone, degree, stop and linking, speed and other factors, is the general pattern of the pitch variation.
朗读的语调是语流中呈现出来的音高变化的总体模式，它与字调、轻重、停连、快慢等因素有关。
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