A examination of the picture immediately reveals that the source of its mood is the air pollution resulting from a huge number of automobiles spread around its surface.

仔细观察这幅图就会发现其郁闷来自于空气污染，这是由于其表面上有着无数车辆在行驶。

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The crack in quenching boundary of the hydraulic press plunger surface was analyzed by means of chemical composition analysis, microstructure examination and microhardness testing.

采用化学分析、金相检验和显微硬度梯度试验等方法对油压机柱塞表面淬火交界处裂纹进行了分析。

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The reason of arc crack on retarder gear surface was analyzed by means of chemical composition analysis, hardness testing, macrostructure and microstructure examination.

通过化学成分分析、硬度试验、宏观和微观检验等方法，对减速机齿轮齿面弧形裂纹的产生原因进行了分析。

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Although at first glance this flamboyant vase presents a seeming welter of surface ornament, on closer examination we see how Lycett, working within the principles of visual harmony and balance central to Aestheticism, deftly controls this abundance, deploying his ornamental motifs in a dramatic series of bands that alternate complementary textures and hues within a narrow but vivid color palette.

WSJ: Masterpiece: Gilded Abundance, Elegantly Restrained