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全球及中国ABS塑料专利态势分析——基于Innography专利分析平台
罗剑钊1,2()
Technological Development Situation of ABS Resin of Global and China–Based on the Innography Patent Analysis System
Jianzhao Luo1,2()

图2. ABS专利申请量年度分布(按照申请途径统计)

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