natural flushing 中文意思是什麼
natural flushing
解釋
自然沖洗-
To harness these natural resources, the university uses a hydraulic ram to pump nullah water to storage sites for irrigation and flushing
有見及此,大學善用自然資源,不單以山水來灌溉花草和沖廁,就連泵水往儲水缸的水泵,也是利用水力推動的。 -
A natural limestone bridge with lofty body and natural stone fences lies 10 km away from the east of shangri - la county, across which the shuodugang river is flushing from east to west through the underground cave
處有一座天然石灰巖橋梁,故名天生橋,橋體巍峨,橋面上有天然石欄。自東向西奔流的碩都崗河,在此穿越地下溶洞,石橋形如
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