请哪位高人把下面的话翻译成英语,职称论文用的? 1、氢回收投用前工艺流程 process before commissioning hydrogen recovery 2、氢回收投用后且氢碳比优化后工艺流程 process after commissioning hydrogen recovery and hydrogen-carbon ratio optimization 3、氢回收投用前及投用后且氢碳比优化后运行情况 runing condition before hydrogen recovery and after hydrogen recovery and hydrogen-carbon ratio optimization 查看更多