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2017-05-01
Aviation manufacturing has been one of the advanced technology and highly intensive industries. With the continuous upgrading of aviation products, new aviation materials continue to emerge
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2017-05-01
Wind power is renewable energy source. Wind power generation is an important form of wind power utilization. Wind power is renewable, no-pollution, great energy and great potential.
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2017-05-01
Die industry is the basic industry of the national economy, the level of mold production technology is an important symbol of the level of a national product manufacturingr
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2017-05-01
As automotive industry is experiencing a period of high-speed development, high quality, high efficiency and low-cost of production are becoming the essential requirements in market competition. Meanwhile
