在交流电路中，电流的幅度是连续不断地变化的，因此相位和时间的概念变得十分重要了。

In ac circuits, the current amplitude changes continuously that the concept of phase or time becomes very important.

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按测得的相位角放置试重块，由开机测得的幅值影响系数确定配重块重量。

Trial mass is placed according to the phase Angle and counter weight is decided with influence coefficient.

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该文提出了一种基于全相位逆离散余弦变换(APIDCT)内插滤波器的重采样分层编码技术。

This paper proposes a hierarchical coding technique based on the All Phase Inverse Discrete Cosine Transform (APIDCT) interpolation.

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