核动力装置中的燃料元件棒和换热器传热管，常按多跨连续梁模型进行动力分析。
Dynamic analysis model of the nuclear fuel element and the tube of heat exchangers in nuclear power installation is treated as a multi-spanned continuous beam.
燃料棒功率瞬变调节技术是燃料元件堆内瞬态行为试验研究中的关键技术之一。
The technology of power adjusting is one of the key technologies of fuel rod ramp test.
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