The angle ambiguity of uniform circular array was analyzed, and the non-ambiguity condition was obtained.

分析了均匀圆形阵列角度模糊问题，得到了其不模糊条件。

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The sufficient and necessary condition for arbitrary planer array that doesn't exist two-dimension direction finding ambiguity is proposed.

研究了宽频段条件下平面阵列的二维测向模糊问题。

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On the other hand, we give the condition of correctly solving range ambiguity and performance calculating formula of for stagger frequency difference;

另外，我们还给出了参差比相测距正确解模糊的条件以及参差测距下的性能公式；

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The executive branch, worried about this ambiguity, has proposed a condition to ratification that would allow the United States to define the exemption for itself.

CENTERFORSECURITYPOLICY: Key critics dissect arguments for LOST