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pva water soluble packaging film / bag
Other Videos
January 21, 2020
잡담
pva water soluble film
pva water soluble film
환경친화적이 폴리비닐 알코올 필름 PVA 수용성 패키징 테플론제 백
지금 연락
살충제 낟알은 피바 수용성 패키징 테플론제 백을 가루로 만듭니다
지금 연락
맞춘 팩 분해할 수 있는 플라스틱 피바 찬물 녹는 봉지
지금 연락
화학과 살충제 포장을 위한 냉수 가용분 가방
지금 연락
의복 과장을 위한 MSDS PVA 추운 수용성 막
지금 연락
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