Urea stream is a kind of volatile weak electrolytes stream.The thermodynamics method for calculating vapor liquid equilibrium (VLE) for urea system is complex.是什么意思_Urea stream is a kind of volatile weak electrolytes stream.The thermodynamics method for calculating vapor liquid equilibrium (VLE) for urea system is complex.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句