The conversionzone is continuously purged, preferably with an inert gas such as nitrogen.
转换区不断清除最好的惰性气体，如氮。
2
The feed materials are fed in a dry state to the conversionzone in order to prevent erosion of the furnace walls.
饲料喂养材料在干燥状态的转换区，以防止炉墙侵蚀。
3
It serves not only as a geographic boundary but also as pre-tertiary en-echelon drapes and a Cenozoic tectonic conversionzone controlled by the basement fault zone.