丙烯酸油漆平整度相容性挖掘保持干燥，要清除浮尘、旧涂层等，且达到一定的平整度和粗糙度。

Keep dry, to remove the dust, the old coating, and achieve a certain flatness and roughness.

youdao

丙烯酸油漆平整度相容性挖掘保持干燥，要清除浮尘、旧涂层等，且达到一定的平整度和粗糙度。

Keep dry, to remove the dust, the old coating, and achieve a certain flatness and roughness.

youdao