Warning: file_put_contents(/www/wwwroot/ppbbu/80125.cn/cache/e9407b635615efc55334f16b40516f9c.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/80125.cn/index.php on line 58 char layer例句_char layer英汉例句_char layer双解例句_食材铺反向词典
SEM observation revealed that puffy coking charred layers were formed by lots of closed bubbles in ABS specimen filled with IFR after burning. 扫描电子显微镜观测发现，经IFR阻燃的ABS在燃烧时形成了由无数封闭孔洞构成的蓬松焦化炭层，表明IFR对ABS具有良好的膨胀阻燃效果。