Viscosity number determination of polyvinyl chloride resin dilute solution is one of the important indexes on polyvinyl chloride resin and determines its various USES.
聚氯乙烯树脂稀溶液粘数是聚氯乙烯树脂的一项重要指标，它的高低决定着产品的不同用途。
Viscosity number determination of polyvinyl chloride resin dilute solution is one of the important indexes on polyvinyl chloride resin and determines its various USES.
聚氯乙烯树脂稀溶液粘数是聚氯乙烯树脂的一项重要指标，它的高低决定着产品的不同用途。
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