自然粒度状态下的形态 form in natural grain size
其他部分出现：对称性鱼子形态或珍珠样的小丘疹，少数会出现息肉情况，一般不融合，会以小群生长，碰下会有小粒状感觉。
The other part: symmetry roe shape or the Pearl like small papules, there will be a few polyps, generally not fusion, with small growth, there will be a small touch feeling.
与不加稀土时相比，焊缝中沿晶界析出碳化物的尺寸减小、数量减少、析出形态由网状析出变为不连续的颗粒状，抗晶间腐蚀能力得到提高。
Intergranular corrosion resistance was increased owing to the lessening of carbide particles formed at austenite grain boundaries and morphology changing from reticular to granular.
对合金的显微结构分析结果表明，在快速凝固条件下，偏晶合金中的第二相形态从带条状转变为颗粒状。
Microstructure analysis results showed that, in the condition of rapid solidification, the second phase morphology of monotectic alloys transited from rods into particles.
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