认为石油沥青经过改性后制备浸渍剂沥青符合环保和经济性要求。
It is in keeping with the requirement of environmental protection and economic efficiency to produce impregnating...
认为石油沥青经过改性后制备浸渍剂沥青符合环保和经济性要求。
It is in keeping with the requirement of environmental protection and economic efficiency to produce impregnating pitch from petroleum bitumen modified.
将碳纤维织物浸渍-涂层酚醛-缩醛粘结剂树脂，加压固化后制备出碳纤维织物复合材料。
The carbon fabric composites were prepared by dip-coating of the carbon fabric in a phenolic resin and solidified under pressure.
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