制造业转型升级
manufacturing’s transformation and upgrading
转8AG、转8G型转向架
Zhuan8AG and Zhuan8G bogies
转型升级
transformation upgrade
model-transfer upgrading
transformation and upgrading
conversation update
transformation and upgrade
transformation and updating
格局与转型
function structure and transformation
乙型转型生长因子
Transforming growth factor
转型与创新
transform type and blaze new trails
转型与业务发展
transformation and service development
结构变化与升级
Structure change and industry upgrading
空调器升级与更新
upgrade and renovation of air conditioner