The thermal degradation, flame retardancy and mechanical properties of Zinc borate(ZB) filled PVC were studied through TGA, limited oxygen index(LOI) test, SEM and mechanical property test.是什么意思_The thermal degradation, flame retardancy and mechanical properties of Zinc borate(ZB) filled PVC were studied through TGA, limited oxygen index(LOI) test, SEM and mechanical property test.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句