船尾端 的英文怎麼說
中文拼音 [chuánwěiduān]
船尾端
英文
aft end-
The prediction error percentage of the 52000t all - purpose cargo ship compared with the model test result is 21. 8 %, 300000t vlcc compared with the measured value is merely 3. 64 %
用該公式預報的5 . 2萬噸多用途貨船的脈動壓力值與空泡水筒中的實驗值相比誤差為21 . 8 % ;預報了30萬噸超大型油船的激振力並由該激振力算出的尾端振動速度值與實測值相比誤差僅為3 . 64 % 。It should drift back from the boat, floating on the surface, and should terminate in a large, visible float
它必須能夠從船上拽回,能夠浮在水面上,尾端固定在一個足夠大的可見漂浮物上。Under the condition of knowing the mass, stiffness, damping and the real vibration response of stem, the propeller pressure impulses of blade frequency are deduced, these belong to structure dynamics problem that is loading identification problem
摘要在已知船舶的質量、剛度、阻尼以及實測尾端振動速度的條件下,反推出螺旋槳葉頻激振力。During the past decades, some researchers, such as : bezier, kj. versprile, deboor and cox, etc. had made great progress in the filed of constrained b - spline curve and surface fitting. in this article the method of constrained b - spline curve was introduced, which is used to figure out the control vertexes. using this interpolation method we can calculate every points of a uniform b - spline
並且分析了在各種端點情況下,在重節點的情況下,如何反算控制多邊形的頂點;如何在求出控制多邊形頂點之後,插值計算b樣條擬合曲線上的每一點;並通過結合雙尾船的型線,採用visualc + +和autocad2002為平臺,分別編制了相應的軟體,對提供的型值做出繪圖處理,取得了良好的效果。In machinery spaces situated at the aft end , such engine seating girders are to be carried as far as practicable and the ends effectively supported by web frames or transverse
例3 :對尾機型船舶,此種機座縱桁應盡可能地向尾延伸,且其端部應由強肋骨或實肋板支持。This vessel is a steel box - type working ship with single continuous deck, deck bottom being transverse framing, sheer being transverse framing, and tapered bow stern
本船為鋼質單連續甲板,甲板和底部為縱骨架式,舷部為橫骨架式的首尾端削斜的方箱型工程船舶船型。Alternatively these vessels should be diverted to port shelter around the southern tip of kau sai chau
另一個建議是,這些船隻應改道,繞經?西洲南端前往牛尾海。In the area of wake detection algorithm, the deficiency of the detection algorithm based on radon transform is pointed out. a wake detection algorithm based on normalized grey level hough transform is proposed. it is improved to normalized grey level based on the standard hough transform
在艦船尾跡檢測演算法方面,分析了基於radon變換尾跡檢測演算法存在的不足,提出基於歸一化灰度hough變換的尾跡檢測演算法,將標準hough變換改進為歸一化灰度hough變換,並推導出尾跡端點反演公式。分享友人