玻璃表面平滑、不变形、无钢化斑。

Its surface is smoothness, does not distort, no spot.

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对无镍奥氏体不锈钢经塑性变形后自由表面微观形态变化以及对耐腐蚀性能的影响进行了观察分析。

The micromorphic change of free surface and property of corrosion resistance were observed after austenitic stainless steel was treated by plastic deformation.

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结果表明，当焊接工艺参数合适时，可以获得表面成形良好、无变形的铝合金与钢的对接接头和搭接接头。

The results shown that a deformation-free joint with good weld surface appearance can be obtained with suitable welding conditions for butt-joint and lap-joint of the dissimilar materials.

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