短語(yǔ)詞組短語(yǔ)technical system reform 工藝系統(tǒng)改造scientific and technical system reform 科技體制改革scientific and technical structure reform 科技體制改革technical reform of railway 鐵路技術(shù)改造technical reform of agriculture 農(nóng)業(yè)技術(shù)改革Technical reform engineering 技改工程technical reform scheme 技改方案computer system technical reform 技術(shù)改造technical reform direction 技改方向 返回 technical reform