单词	main competitive body
释义	main competitive body 竞争主体
随便看	polyurethane resins for shoe sole polyurethane retanningagnet polyurethane rigid foam polyurethane rigid foam is sprayed polyurethane roll polyurethane rubber Polyurethane rubber automatic centering fixture polyurethane-rubber die polyurethane rubber latex polyurethane rubber punch and die polyurethane rubber punching die polyurethanes polyurethane sealant polyurethane-silica sol polyurethane sole shoes polyurethane sponge polyurethane spray kit polyurethane synthetic leather polyurethane synthetic leather wastewater polyurethane thickener Polyurethane Top Roller polyurethaneurea polyurethane urea polyurethane-urea polyurethane-urea based on htpb