Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/d6239e6edf732b39d4e759c3e37303d9.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 hydrogen convertor是什么意思，hydrogen convertor的翻译，hydrogen convertor音标、读音、用法和例句_按摩法牛津词典
The situation of materials applied for outlet manifolds of convertor in medium and small sized hydrogen manufacturing units of refineries were introduced. 介绍了炼油厂中、小型制氢转化炉出口集合管使用材料情况；