Chinas tourism industry is under an important phase of upgrading and transformation.
中国旅游业正处于重要的升级转型阶段。
Close-out, industrial transfer, upgrading and transformation, is the three basic paths for overall upgrading of enterprises.
淘汰关闭、产业转移、升级转型，是企业整体升级转型的三大基本路径；
The choosing of regional leading industry of the old industrial base of northeast China has critical orienting and promoting functions to the upgrading and transformation of industry structure.
提出了东北老工业区域主导产业的选择，对东北老工业区域产业结构升级转换具有关键性的导向和推动作用的观点。
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