狭小空间大直径供热管道全自动焊接设备技术研究.
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- Engineering Management & Technology Discussion, 2024, v. 6, n. 20, p. 217, doi. 10.37155/2717-5189-0610-73
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Works matching AU 杨敏娜
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国有企业合同管理中的风险及其防范措施研究.
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- International Economy & Management, 2024, v. 5, n. 6, p. 121
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- Article