η=-10 log ⎥ ⎥ ⎦ ⎤ ⎢ ⎢ ⎣ ⎡ ∑ = n i i y n 1 2 1 1 望目特性 (Nominal-the-better):此特性具有一 定特定目标值,如要求尺寸、浓度等。
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Will Mr Ban, who hails from what is now the world's tenth biggest economy (in nominal terms), be able to win the co-operation of the G77 any better than his Ghanaian-born predecessor?
潘基文来自如今是世界第十大经济体的国家(按名义上的说法),他与G77的合作能比他加纳生人的前任更好吗?
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