drainage area

基本解释

The men start sliding down the rope, and back into the drainage area below the utility room.
越狱小组顺着绳子滑下，返回杂物室下面的排水管道里。
Conditions that are correlated with accelerated deposition include drainage area, gully development, and texture of source material.
与加速沉积有关的条件包括流域面积，沟壑发育状况和土壤结构等。
dict.site
In late Holocene, climate is dryer and cooler than that in middle Holocene, the precipitation of drainage area decreases. So runoff deceases, the width of riverbed becomes narrow.
进入全新世晚期，由于气候相对于全新世中期变得较为干燥，也较为温凉，流域来水减少，故流量减小，河床宽度变小。

The settlers had plans to remove water from the area and in the eighteen eighties developers began digging drainage canals.

They say that the area is environmentally damaged anyway, thanks to drainage and over-grazing, and that the new wind farms would have only a minor impact.
ECONOMIST: Wind farms
This is an area which lacks basic facilities e.g. toilets, clean water, drainage and sewerage system and other social problems.
FORBES: The Numbers Behind Video Games and Gun Deaths in America

流域
Fen River is the second largest branch of Yellow River. Also it has the largest drainage area and is the longest river in Shanxi province.
汾河是黄河的第二大支流,也是山西省境内流域面积最大,流程最长的河流。
水利工程
流域
In late Holocene, climate is dryer and cooler than that in middle Holocene, the precipitation of drainage area decreases. So runoff deceases, the width of riverbed becomes narrow.
进入全新世晚期,由于气候相对于全新世中期变得较为干燥,也较为温凉,流域来水减少,故流量减小,河床宽度变小。
能源科学技术
泄油面积
Compared with vertical wells,horizontal wells has the advantages of shortening distance between wells,extending well drainage area,increasing critical coning flux,controlling the injection fluid and improving oil displacement efficiency.
与直井相比,水平井开发具有缩短油井井距,扩大泄油面积,提高临界锥流量,更好地控制注入流体、改善波及效率等优势。
土木建筑工程
排水面积