The third is again the reciprocity principle; by "moving down", you are seen as having done him a favour!

第三仍然是互惠原理，通过“降级”，看起来你是在帮他的忙。

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Combining with the reciprocity principle of acoustic system and the interior noise finite element analysis, an approach fo;

结合“声学互易性原理”及车内噪声有限元分析，提出一种车内结构声源辨识的方法。

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We treat magnetic dipoles as circulation equivalently, apply the reciprocity principle, and give a method of the spatial distribution of a magnetic field.

对磁偶极子作环流等效处理，应用互易定理，给出了确定磁场空间分布的一种方法。

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The best way for the United States to honor the Geneva Conventions is to enforce the principle of reciprocity and deny Geneva protections to those who scorn them.

CENTERFORSECURITYPOLICY: Applying Geneva

Any policy toward Pyongyang, GNP leaders say, must be based on the principle of reciprocity.

CNN: Evaluating Kim

"The principle of reciprocity must be observed, " she said.

FORBES: Magazine Article