短語詞組短語technical transformation feasibility 技改可行性technical economic feasibility 技術經(jīng)濟可行性technical feasibility study 技術可行性研究economic -technical feasibility 經(jīng)濟技術可行性technical feasibility proof 技術可行性論証technical and economic feasibility 技術經(jīng)濟可行性technical feasibility report 技術可行性報告technical feasibility statement 技術可行性聲明technical and economical feasibility 技術經(jīng)濟可行性 返回 technical feasibility