The only truly secure system is one that is powered off, cast in a block of concrete and sealed in a lead-lined room with armed guards.
真正安全的系统只能关机断电,放到一个混凝土浇注的建筑物中的一个密闭的房间中,并配备警力进行守卫。
The non-oxidizing zone is consisted of entry sealed room, waste gas preheating zone, direct heating zone, and furnace nozzle and flue gas exhausting system.
无氧化段由入口密封室,废气预热区,直接加热区,炉喉,废气排放系统组成。
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