Warning: file_put_contents(/www/wwwroot/zidian/oumou.cn/cache/51d32f5c0f556bc8f0eef28e1e00a2ff.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/oumou.cn/index.php on line 58 flame strengthening例句_flame strengthening英汉例句_flame strengthening双解例句_欧米惠必应词典
A suggestion was presented for strengthening research of non-halogen flame retardant in order to develop PP cable insulant with outstanding flame retardancy … 建议加强对无卤阻燃PP电缆料的研究,以开发出力学性能优异的无卤阻燃PP电缆料。