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zhong guo ji xie qi ye ru he po jie ling bu jian kun ju
Pages: 81
Year: 2008
Issue:
6
Journal: Hydraulics Pneumatics & Seals
Abstract: 据对工程机械行业的调查中发现,我国绝大部分工程机械企业关键零部件生产依然受制于人.有关专家表示,工程机械行业作为装备工业中的重要产业之一,涉及国家产业与经济安全,其基础零部件的自主研发亟需国家有关部门政策支持.……
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