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Phenolic resins and the plastics industry: yesterday, today, and tomorrow.
酚醛树脂和塑料工业：昨天，今天，明天。
youdao
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This is also a direction of effort for Chinese plastics processing industry.
这也将是中国塑料加工工业努力的方向。
youdao
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This is also a direction of effort for Chinese plastics processing industry.
这也将是中国塑料加工工业努力的方向。
youdao