Cost for the production of phosphoric acid by wet and heat methods was compared,and effect of phosphate ore and variation of electricity price on competitiveness of both methods was analyzed.是什么意思_Cost for the production of phosphoric acid by wet and heat methods was compared,and effect of phosphate ore and variation of electricity price on competitiveness of both methods was analyzed.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句