Warning: file_put_contents(/www/wwwroot/ppbbu/www.30232.com/cache/a0127c4946152aec03461d33c5b9ae6e.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/www.30232.com/index.php on line 55 meltingpoint是什么意思，meltingpoint的翻译，meltingpoint音标、读音、用法和例句_绍翊字体网有道词典
Results show that reaction velocity, intrinsic viscosity of PET, carbonyl content and meltingpoint increase with the amount of catalyst. 研究结果表明，随着催化剂用量增加，反应速度提高，PET的特性粘度、羧基含量和熔点均有所提高。