A na-eji ogwe ihuenyo polyurethane eme ihe n'ọtụtụ ebe na metallurgy, coal, ụlọ ọrụ ihe owuwu na injinia hydropower, ọgwụgwọ mkpofu abrasive, mgbawa na ụlọ ọrụ ndị ọzọ nke ịsacha ihe, nyocha na grading.A na-eme ogwe ihuenyo polyurethane nke polyurethane dị elu na-eguzogide ...
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