老工业区转型
Adjustment of old industrial pork
东北老工业基地
old industrial bases
old industrial bases of Northeast China
the old industrial base in the Northeast
old industrial bases in the northeast
old industrial base of northeast
China’s Northeastern Old Industrial Base
northeast old industrial base
Northeast China’s old industrial base
the north east old industrial bases
东北老工业基地振兴
Revival of Northeastern Old Industrial Base
老工业基地
old industry base
Old industrial base
old industrial-base city
traditional industrial base
old-industrial bases
old industrial bases
老工业基地改造
Old industrial base renovation
辽宁老工业基地
Old industrial bases of Liaoning Province
并行与工业工程
concurrent engineering industrial engineering
材料加工工业与技术
material processing industry and technology
曹妃甸工业区
Caofeidian industrial area
城区与工业区
Civic location and industrial location
城市中心区工业废弃地
industrial wasteland in the center of a city
大连海湾工业区
dalian gulf industrial area
地区工业结构
regional industrial structure
都市工业区
metropolitan industrial area
废弃工业区
Abandoned industrial area
钢铁企业工业炉
industrial furnace of iron and steel enterprise