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Terms for subject United Nations containing coarse | all forms | exact matches only
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coarse-grained material质地粗糙物质
Regional Coordination Centre for Research and Development of Coarse Grains, Pulses, Roots and Tubers in the Humid Tropics of Asia and the Pacific亚洲及太平洋湿热带粗粮、豆类、根茎和薯类作物研究和发展区域协调中心