surface ditch 中文意思是什麼
surface ditch
解釋
放水溝-
And reaches the ancient glacier state of roads from chengdu to the kalong ditch scenic are a extremely to be all good, to scenic are a in for pitch / cement road surface
從成都至卡龍溝景區及達古冰川路況都非常好，到景區內均為柏油/水泥路面。 -
Drainage ; control of sub - surface water management by drainage with pipes, open - ditch drainage and amelioration of the subsoil ; maintenance
排水.管道排水.明渠排水和底層土壤改良的地下水控制 -
Drainage ; control of sub - surface water management by drainage with pipes, open - ditch drainage and amelioration of the subsoil ; construction
排水.管道排水.明渠排水和底層土壤改良的地下水控制 -
Drainage ; control of sub - surface water management by drainage with pipes, open - ditch drainage and amelioration of the subsoil ; design and " as completed " drawings
排水.管道排水.明渠排水和底層土壤改良的地下水控制 -
Drainage ; control of sub - surface water management by draining with pipes, open - ditch drainage and amelioration of the subsoil ; general instructions and special cases
排水.管道排水明渠排水和底層土壤改良的地下水控制 -
Drainage ; control of sub - surface water management by drainage with pipes, open - ditch drainage and amelioration of the subsoil ; important data for planning and dimensioning
排水.管道排水.明渠排水和底層土壤改良的地下水控制 -
Talking about the application of blind drainage ditch on road surface
淺談路面排水盲溝的應用 -
The alteration procedure of the underground water level is simulated under drizzle and storm rainfall conditions respectively adopting the coupling fem analysis program of surface flow and subsurface flow. the numerical simulation of the underground water level shows that the drain ditch installed over the slope does not have an notable effect on the underground water level
利用降雨條件下地表水入滲和產流耦合的計算程序，模擬了小降雨強度和大雨強度對地下水位變化的影響，並用數值計算給出了地表排水溝對地下水變化的影響不是很顯著的結論。 -
The existing highway design criterion only takes setting pavement longitudinal grade, side ditch and drainage ditch into account in order to eliminate surface water
現有的公路設計中，考慮較多的僅僅是通過設置道路的縱坡、邊溝及排水溝等設施來排除地表水。
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