Back film of pits, folds, bubbling process: for the film pits, folds, bubbling with reference to PQE inspection standards. More than the standard, rejected, returned PQE Visual inspection.
Back film pits, folds, bubbling treatment: For backing film pits, folds, bubbling, referring PQE test. More than the standard, rejected, returned PQE visual inspection.
Concave, fold and bubbling treatment of the back of the film: for the back of the film's pits, folds, bubbling, with reference to the PQE test standard. Exceed the standard, rejection, return PQE appearance inspection.