It is caused by the property change of feed stock in storage process and alkadiene polymerization.
造成这一问题的主要原因,是原料油质在存中发变化、二烯烃发聚合。
It is caused by the property change of feed stock in storage process and alkadiene polymerization.
造成这一问题的主要原因,是原料油质在存中发变化、二烯烃发聚合。
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