欧元区经济还将面临的一个上行风险是，西班牙和爱尔兰等国虚高的房价可能会出现一次大幅修正，从而对其他经济领域产生重大的连锁效应。
There is also an increased risk that overvalued housing markets in countries such as Spain and Ireland could see a sharp correction, with significant knock-on effects for the rest of the economy.
结果表明零温场论中的红外发散和由温度效应引起的红外发散可以用描写虚过程的费曼图同时消除。
It turns out that both of the infrared divergence at the zero and finite temperature can be cancelled by the identical Feynman diagram of virtual processes.
而CFAR检测方法只利用了目标的局部对比度信息，不存在负值效应，但在强杂波环境中的检测结果存在很高的虚警。
While the CFAR method only using the local contract information is not symmetric, it has a high false alarm in the strong clutter environment.
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