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2021-06-03 -
3. Too much or too little stabilizer The role of the stabilizer is to inhibit degradation or to reac...
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Second, the extrusion process is unreasonable 1. Excessive or insufficient plasticization of materia...
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2021-06-03Хорошие новости Хорошие новости —— Согласно соответствующим нормативным актам Государственного #171;...
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Abstract: This paper introduces the design and debugging of soft and hard co-extruded PVC profile mo...
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