Warning: file_put_contents(/www/wwwroot/ppbbbu/5356789.com/cache/87de43d6975e3885c2919af57c016da9.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/5356789.com/index.php on line 55 flame strengthening例句_flame strengthening英汉例句_flame strengthening双解例句_零六五六深蓝词典
A suggestion was presented for strengthening research of non-halogen flame retardant in order to develop PP cable insulant with outstanding flame retardancy … 建議加強對無鹵阻燃PP電纜料的研究,以開發出力學性能優異的無鹵阻燃PP電纜料。