The paper optimizes the concrete fine aggregate scheme with median sand of gate foundation excavation and build coarse sand through 4 appraisal index using fuzzy optimization decisiontheory.是什么意思_The paper optimizes the concrete fine aggregate scheme with median sand of gate foundation excavation and build coarse sand through 4 appraisal index using fuzzy optimization decisiontheory.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句