forward whirl 中文意思是什麼

forward whirl 解釋
正向渦動
  • forward : adv 1 向前,前進 (opp backward)。2 【航海】在船頭,向船頭(opp aft)。3 今後,將來。4 出來,出...
  • whirl : vi 1 旋轉;捲成旋渦;旋轉著前進。2 眼花,眩暈。3 (車或人坐車)飛跑,急行。4 (思想、事件等)迅速...
  1. The mathematics model among the time of sky window, carrying capacity and traveling speed is made in this paper. " v - mode sky window " and " plumb sky window " is deeply researched, the influence rule is found, and the conclusion is made. in addition, the paper discusses the feasibility of large maintenance machinery in rail whirl trunk, put forward the construction condition, the measure and attentive proceeding

    論文主要針對大型機械施工,通常採用的「 v型天窗」和「垂直天窗」 ,分別從它們各自對線路通過能力和列車旅行速度兩個方面,通過建立天窗時間與能力扣除和速度系數之間的數學模型,對其進行了深入的討論和研究,並最終找到了它們之間的影響規律,得出了結論。
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