Warning: file_put_contents(): Only 0 of 5121 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/oclz.com/index.php on line 55 bed stead例句_bed stead英汉例句_bed stead双解例句_菜篮子兴趣思朗文词典
This article only discusses the plan of reforming the medium-sized fertilizer plant TEXACO coal gasification process in stead of fixed bed gasifier. 本文僅對以煤爲原料的中型化肥廠,採用德士古氣化工藝改造方案進行探討。