并归纳出“不均匀混合区”和“不完全熔化区”的形貌特征。
The appearence characteristics of"heterogenous mixture zone'and'partially melted zone"are summed up.
通过时大量熔化焊接头的金相观察，研究了熔化焊接头焊缝底部附近“不均匀混合区”的形貌特征。
The appearence characteristics of the heterogenous mixture zone near the bottom of weld metal in the fusion welded joint are studied through metallographic observations of many fusion welded joints.
现在假设我们有不均匀的混合物。
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