Warning: file_put_contents(/www/wwwroot/ppbbbu/202081.com/cache/85da7354341effd453ec450bcf4a71c8.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/202081.com/index.php on line 55 second stage expansion例句_second stage expansion英汉例句_second stage expansion双解例句_2020年的事情英文词典
Reason of invalidation failure was analyzed on expansion joint of second stage exchanger of mixture hydrogen in semi-regenerative reformer. 分析了半再生重整装置二段混氢换热器膨胀节失效破裂的原因。