求翻译：天然气转化装置包括天然气预热器、加热炉、转化炉、废热锅炉、锅炉给水预热器、脱盐水预热器、冷却器、分离装置及相应的管道、仪控等系统是什么意思？

Natural gas conversion devices, including natural gas preheater, furnace, into the furnace, waste heat boiler, boiler feed water preheater, the desalted water preheater, cooler, separation devices and the corresponding system of piping, instrumentation, etc.

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The natural gas conversion system including the natural gas pre-heater, the heating furnace, the reburner, the waste heat boiler, the boiler for the water pre-heater, escapes the salt water pre-heater, the chiller, the disengaging gear and the corresponding pipeline, the meter controls and so on the

Natural gas conversion unit includes natural gas heater, heating furnace, reforming furnace, waste heat boilers, boiler feed water preheater, demineralized water heater, cooler, separating device and appropriate piping, instrumentation, control systems

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