A brief description is given of the development and application of large energy?saving ammonia converters by ICI, Uhde, Braun and Ammonia Casale, and the growth trend of these converters is discussed. ?是什么意思_A brief description is given of the development and application of large energy?saving ammonia converters by ICI, Uhde, Braun and Ammonia Casale, and the growth trend of these converters is discussed. ?在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句