在相干光通信等方面，要求信号光与本地振荡光偏振方向相匹配。

The polarization direction of signal is required to match with that of local oscillator.

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在相干光通信等方面，要求信号光与本地振荡光偏振方向相匹配。

The polarization direction of signal is required to match with that of local oscillator.

youdao