Warning: file_put_contents(): Only 0 of 6727 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/totle.com.cn/index.php on line 55 second stage expansion是什么意思，second stage expansion的翻译，second stage expansion音标、读音、用法和例句_乐豆毛深蓝词典
Reason of invalidation failure was analyzed on expansion joint of second stage exchanger of mixture hydrogen in semi-regenerative reformer. 分析了半再生重整裝置二段混氫換熱器膨脹節失傚破裂的原因。