the front-end and the back-end怎么翻译? 请教一下英语高手 关于 合成氨 过程下面一段话该怎么翻译 The process can be divided into two parts, the front-end and the back-end. The front-end consists of all plant sections involved in preparing the gases needed for the ammonia reaction and generating the high-pressure steam. The back-end section is mainly the ammonia synthesis and refrigeration loop. The only connection between the front- and back-end parts is the synthesis-gas process stream, and the HP steam utilized by the compressors. For this reason, energy integration can be performed on each section separately. 查看更多4个回答 . 2人已关注