Could be the laser unit itself and cleaning might not do anything.
可能是激光发射器本身和清洁可能不会做任何事情。
Flush cleaning solution from the ultrafilter with D. I. water and return paint to the unit.
用去离子水冲洗超滤器中的清洗液后，使漆液再返回超滤装置重。
Flush cleaning solution from the ultrafilter with D. I. water and return paint to the unit.
用去离子水冲洗超滤器中的清洗液后，使漆液再返回超滤装置重。
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