Warning: file_put_contents(): Only 0 of 4867 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/80125.cn/index.php on line 58 bond clay是什么意思，bond clay的翻译，bond clay音标、读音、用法和例句_食材鋪反向词典
All these fulfil the quality requirement of electroceramics and the rectorite clay is a new-type bonding clay of electroceramics. 研究結果表明累托石粘土是一種新型的優質電瓷結郃粘土。