變換工序

                                                               地管

                                                             地管試壓

                                                           地面火炬驗收

                                                                   動力站

                                                                      罐區(qū)

                                                           荒煤氣壓縮機(jī)廠房

                                                             煙囪、動力站

                                                                總變電站