恆向線航向 的英文怎麼說
中文拼音 [héngxiàngxiànhángxiàng]
恆向線航向
英文
rhumb-line course-
The course which will cut each meridian at the same angle is termed a rhumb line
與每一子午線相交成同一角度的航向叫恆向線。At the same time, figures involving attribute data about flow field at inlet and outlet downstream or wave motion of water at the downflow head of lock chamber of siyang navigation lock were displayed through gis application system which we developed. according to data of baoying navigation lock acquired by mathematics model, figures about velocities which have the same value, velocities toward cross direction which have the same value and flow field at inlet and outlet upstream were formed. achievement data, space information and attribute information were in connection with figure so as to search for and analysis the information, which is satisfying
同時完成了江蘇泗陽船閘下游引航道非恆定流及其改善措施的計算分析研究和寶應船閘上游引航道口門區水流條件計算分析研究，運用gis技術和所設計的gis應用系統對泗陽船閘下游引航道內流場以及下閘首水位波動情況進行信息顯示，根據對寶應船閘的計算結果生成上游引航道口門區等流速圖、橫向流速等值線圖和流場圖，使計算分析成果數據、空間信息、屬性信息與圖形顯示有機結合，便於查詢分析，效果令人滿意。The author replaces the old polynomial motion model ca with a new nonlinear motion model further improving current statistical model, and the results are of better performance on tracking target
作者用一種具有恆法向和恆切向加速度的非線性的運動模型了進一步完善了「當前」統計模型，使濾波器對航跡的跟蹤性能大大提高了。
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