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heavy industry
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heavy industry
重工业
为国民经济各部门(包括工业本身)提供生产资料和技术手段的工业部门。是实现社会再生产和扩大再生产的物质基础。与“轻工业”对称。
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safety device of pressure machinery
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safety economy analysis method
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Safety Evaluation
safety evaluation index
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safety evaluation of genetically modified food
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更新时间:2026/1/17 23:17:13