Craters is a common film defect in coating, which is often happen in the coating process for automobile.

缩孔是涂装上常见的漆膜弊病，在汽车涂装中经常遇到。

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Craters is a common film defect in coating, which is often happen in the coating process for automobile.

缩孔是涂装上常见的漆膜弊病，在汽车涂装中经常遇到。

youdao