SEM experiment displays that the deposit has a (surface) morphology of granular structure with uneven grain sizes.

SEM实验表明，镀层表面形貌为团粒状，颗粒大小较不均匀。

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SEM experiment displays that the deposit has a (surface) morphology of granular structure with uneven grain sizes.

SEM实验表明，镀层表面形貌为团粒状，颗粒大小较不均匀。

youdao