The third branch processes phase signal to make it precede the arrival of the other two ones. The function is to warn MCU of the arrival of right and left phase signals.

两路相位信号（来自一次仪表的左右传感器）的处理电路完全一样，此外还必须引出相位超前的第三路相位信号，其作用在于提醒MCU相位信号即将到达。

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Victory has gone to the third branch of government, the legislature, at least in so far as it is embodied by the prime minister, Nawaz Sharif.

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Or will we have a judicial branch that views itself as the third political branch, making policy decisions resulting in specific outcomes that please the constituencies and political parties that put them on the bench?

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Then of course, the third equal branch of government, the Judiciary, tests the constitutionality of laws through a myriad of circuit and appellate courts sometimes culminating into a landmark Supreme Court case.

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