A fire resistance test has been carried out for a RC beam which is retrofitted with the composite cover of the high strength steel mesh and polymeric motar.是什么意思_A fire resistance test has been carried out for a RC beam which is retrofitted with the composite cover of the high strength steel mesh and polymeric motar.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句