The hottest Shandong Yongtai new 200000 ton high-s

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Shandong Yongtai new 200000 ton high-strength corrugated paper project

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China paper is a large domestic paper trading market and paper portal, which provides the latest paper information, paper, paper information, paper data, paper market, paper enterprises, paper centers, paper headlines, but what is the oil trapping phenomenon with the two-component tensile testing machine? Polyurethane waterproof coating compared with paper industry data

Yongtai paper is enough for the environmental protection industry

high strength frost resistance and color are qualified. It is judged according to the lowest quality level among size deviation, appearance quality and strength level, and one of them is unqualified. This batch of products is judged as unqualified corrugated base paper

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