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专利技术 zhuānlì jìshù
chem. patent
China, law patented technology
interntl.trade. proprietary technology
tech. patent technology
专利 技 术
: 24 phrases in 14 subjects
Business5
Commerce1
Consulting1
Earth sciences1
Economy2
Electronics1
Hydroelectric power stations1
International trade3
Metallurgy2
Oil / petroleum1
Rail transport1
Shipbuilding1
Textile industry3
United Nations1

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