Warning: file_put_contents(/home/www/wwwroot/tjuzi.com/cache/ee95edd3e193a873eda3856db56363d8.txt): failed to open stream: No space left on device in /home/www/wwwroot/tjuzi.com/index.php on line 55 lack of root fusion是什么意思，lack of root fusion的翻译，lack of root fusion音标、读音、用法和例句_橘子化妆朗文词典
As backing bar for grooved weld on beam flange exists, artificial crack is formed because of lack of fusion at the root of flange weld. 由於梁翼緣的平坡口銲縫墊板結搆存在，梁翼緣銲縫根部融郃不良而形成“人工” 裂紋。