不饱和聚酯树脂模塑料压制件表面颜色不均匀是常见的质量难题之一。

Surface mottle of BMC parts is one of common quality defects. This is a difficult problem because many effected factors are undefinite.

youdao

这件衣服褪色得很厉害，所以颜色都不均匀了。

The dress has faded so much that the color is streaky.

youdao

长条形颜色层是均匀或 不均匀设置的。

The strip color layers are arranged uniformly or non-uniformly.

youdao