• In light of the operating condition, design principle, stress condition and the characteristic of air flow, the cause of fracture and mechanism of primary fan was studied and analyzed in this paper.

    风机叶片运行工况设计结构受力状况以及气流流动特点等方面,研究分析了叶片产生断裂原因机理

    youdao

  • So to construct the air defense network with six lines of air defense and the relative operating mechanism is a problem urgent to be solved in the airport policing construction at present.

    因此构建六道防线主要架构配以相关运作机制空防安全网络当前机场现代警务机制建设急需解决问题

    youdao

  • So to construct the air defense network with six lines of air defense and the relative operating mechanism is a problem urgent to be solved in the airport policing construction at present.

    因此构建六道防线主要架构配以相关运作机制空防安全网络当前机场现代警务机制建设急需解决问题

    youdao

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