Consequently, the metal interconnects of VLSI have smaller sectional area and carry increasing power density, which made the electromigration become one of the main latent damage modes.

作为VLS I互连线的金属薄膜的截面积越来越小，其承受的功率密度急剧增加，使得电迁移成为电路的主要失效模式之一。

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The number, density and cross sectional area of regenerated nerve fibers were measured.

再生神经的数目、密度及截面积。

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The body density has a negative correlation with the cross-sectional areas of the thigh, but positive correlation with fat ratio.

运动员身体密度与大腿断面各组成的面积均呈一定的负相关，而体脂率与其呈正相关。

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