技术进展包括：酚醛模塑料、酚醛复合材料和RTM技术工艺。
The technological progress included phenolics, phenolic resin composite and RTM process.
本发明的树脂可用于树脂砂轮、刹车片、酚醛模塑料和纤维增强复合材料的制造中以及铸造领域。
The resin of the present invention may be used in manufacturing grinding resin wheel, brake block, molded plastic and fiber reinforced composite material and in casting.
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