In the commissioning and operation, these pumps have all appeared excess vibration, which would debase pumps' operation reliability and nuclear plants' security.
这种类型的泵在调试和运行过程中均出现过电机或泵体振动超标的故障，严重影响设备运行可靠性和核电厂安全性。
It is pointed out that the main reason making nuclear power plants reactors leak is the vibration of internals of reactors.
核电站反应堆发生泄漏的最主要原因是反应堆堆内构件发生振动。
In addition, the environment of nuclear ships is narrow, and the equipment is complex, and the factor of vibration, those factors increase the possibility of a nuclear accident.
另外，由于核舰船环境狭小、设备仪器复杂集中以及航行时摇摆振动对人的影响等因素又增加了发生核事故的可能性。
The damping characteristics of the bedrock in a nuclear power station are studied experimentally by free vibration system with one degree of freedom.
本文采用“自由振动法”，设计了一个等效单自由度振动体系，对某核电站基岩的阻尼特性进行了实验研究。
In order to enhance the uniformity of slab solidification structure and reduce macrosegregation, a self consumption of vibration excitation of nuclear technology in liquid steel was proposed.
为了提高铸坯凝固组织的均匀性，减轻宏观偏析，提出了自耗式振动激发金属液形核技术。
The finite element method is used to analyse the natural vibration of a exhaust chimney with steel structure in a nuclear power plant, such as the first, the second frequency and their model.
利用有限元法分析了某核电站排气钢塔的固有振动特性，即一阶、二阶振动频率及振型。
The emphasis of this project is to present threshold value of blasting vibration strength to ensure structure and apparatus of nuclear power station safe.
本项目重点在于提出确保核电站结构及设施安全的爆破振动强度的阈值。
Research findings establish the base on building the database and revealing action laws of blasting vibration wave produced by blasting mining near a running nuclear power station.
研究成果为在运行中核电站附近进行爆破开挖时产生的爆破地震数据库的建立以及作用规律的揭示奠定了基础。
The quantized Hamiltonian is derived from the general parametral form of the hexadecapole Vibration in the space of parameter, which maybe important to analyze properties of nuclear stature.
利用核十六极形变最普遍的参数化形式，通过正则量子化程序，导出了参数空间十六极振动的量子化哈密顿量，分析了十六极形变和振动对于核结构研究的重要意义．。
The quantized Hamiltonian is derived from the general parametral form of the hexadecapole Vibration in the space of parameter, which maybe important to analyze properties of nuclear stature.
利用核十六极形变最普遍的参数化形式，通过正则量子化程序，导出了参数空间十六极振动的量子化哈密顿量，分析了十六极形变和振动对于核结构研究的重要意义．。
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