natural rolling 中文意思是什麼
natural rolling
解釋
固有橫搖-
Test result is in accord with estimated value for the natural frequency of tank. forced oscillation test results of rolling table show that the theoretical analyses are good
本論文的研究成果和結論對于u型減搖水艙的設計及試驗搖擺臺的模擬具有重要的指導意義。 -
As the cable car glides gently through the country park, you will be inspired and refreshed by the rolling grassland slopes, forested mountains and natural streams and waterfalls
在郊野公園上空緩緩滑過，青蔥的山坡、茂密的山林和清溪瀑布使乘客身心舒泰，頓然忘憂。 -
Design procedure of u - shaped anti - rolling tank system is established, and program of scale design for tank is summarized, and an innovation selecting the natural frequency of controlled passive anti - rolling tank is put forward according to variation range of wave frequency, the natural frequency of rolling of a ship and other influencing factors, and causes of formation of tank damping and motion state of water in tank are studied, calculation formula of the u - tube tank damping and design method of tank damping configuration are given, and the influence of tank vertical location within the ship on ship parameters, stabilization performance of tank and water motion in tank is studied
建立了完整的u型減搖水艙系統設計程序；總結了u型減搖水艙尺度設計；提出了根據波浪頻率變化范圍、船舶固有頻率變化范圍和其它影響因素，選取可控被動式減搖水艙固有頻率的新方法；分析了u型減搖水艙阻尼的形成原因，給出了估算水艙阻尼和設計水艙阻尼結構的方法；研究了減搖水艙在船舶中的垂直位置布置對船舶參數、水艙減搖性能和艙內流體運動性能的影響。 -
As the basis of study in the last chapters, the operational principle of passive anti - rolling tank and controlled passively anti - rolling tank is described. we also discuss the configuration of valves, and an innovation selecting the natural frequency of controlled passive anti - rolling is put forward. according to lagrange dynamics equation of motion, a mathematical model of the ship - controlled passively anti - rolling tank system is developed
然後，作為以後各章節研究的基礎，介紹了被動式減搖水艙和可控被動式減搖水艙的工作原理，對可控被動式減搖水艙的控制閥配置進行闡述，並且給出了可控被動式減搖水艙的固有周期的選取方法。
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