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Study on the development of Yunnan national medicine nursing based on the development model of cultu
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基于国内大型矿业集团千万吨矿井发展实践,结合集群理论界定了千万吨级矿井集群内涵,并凝炼其典型特征。针对矿井集群发展现状,以......
The present situation of China s marine talent ecosphere was studied firstly,and then problems in China s marine talent ......
随着聚酯(PET)行业对能耗与产品质量的要求越来越高,集成整合了水下结晶造粒以及后段固相缩聚的新型固相缩聚技术——EcoSphere应......