品质鉴定证明书

[经] survey report on quality

pǐn zhì jiàn dìng zhèng míng shū ㄆㄧㄣˇ ㄓˋ ㄐㄧㄢˋ ㄉㄧㄥˋ ㄓㄥˋ ㄇㄧㄥˊ ㄕㄨ