open-pot and open fire process (for caustic soda)

open-pot and open fire process (for caustic soda)是什么意思、open-pot and open fire process (for caustic soda)怎么读
【化】 直接火加热敞锅熔碱

open-pot and open fire process (for caustic soda)汉语翻译

【化】 直接火加热敞锅熔碱