酚树脂
The phenol resins and plastics were the original synthetic thermosetting materials.
酚树脂和塑料是原始的热硬化性合成材料.
high speed mainshaft of vertical agitator is needed in the process of high conglutination phenol resins synthesis to keep evenness.
高粘度酚醛树脂合成反应过程中,为了保证其均匀性,需高速立式搅拌。
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