a drainage system/channel/ditch
排水系统 / 渠 / 沟
牛津词典
The area has good natural drainage.
这个地区有良好的天然排水系统。
牛津词典
Line the pots with pebbles to ensure good drainage...
在罐子里铺一层鹅卵石，以确保排水良好。
The drainage system has collapsed because of too much rain.
由于降雨过多，排水系统已经彻底瘫痪了。
This is a drainage area.
这里是排水区.
《简明英汉词典》
The inadequate equipment of drainage system and sewage treatment bring about economic losses.
城市排水和污水处理设施不足会造成经济损失.
期刊摘选
The box bottom comprises a drainage groove, a hook of drainage groove, and a drainage tube.
集污槽 、 集污槽挂钩 、 排污管.
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Drainage here is imperfect.
这里的排水设施不完善.
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The rules of nitrate accumulation in Dian lake drainage area in intensive cultivation are studied.
研究了滇池流域集约化地区设施条件下氮磷化肥对土壤硝酸盐的累积规律.
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Lake Wuliangsuhai is a freshwater lake mainly supplied by farmland drainage in HETAO Irrigation Area.
乌梁素海是以河套灌区的农田排水为主要补给的淡水湖泊.
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Cationic starch is widely used in wet end as strengthening, retention and drainage agent.
阳离子淀粉被广泛应用于纸机湿部,起增强 、 助留、助滤作用.
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It has reference value for the automatic manage of coal mine drainage pump.
对实现煤矿主排水泵的自动化管理颇有参考价值.
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Objective To investigate the application of closed thoracic drainage with thin tube on patients spontaneous pneumothorax.
目的探讨细管胸腔闭式引流在自发性气胸治疗上的应用.
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The designed optimal on and extension of drainage pipeline system is checked on its hydraulic reliability.
运用统计学方法对所得排水管网改扩建优化设计方案进行了水力可靠性的校核.
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Chelsea have the international break to carry out drainage work on the Bridge pitch.
切尔西利用国际比赛的间隙,对球场实施了(一直拖着没有进行完的)排水体统改造工作.
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The method of gas drainagecoal seam gas drainage , near coal gas drainage , and goaf gas drainage.
瓦斯抽放的方法有本煤层抽放 、 邻近层抽放和采空区抽放.
期刊摘选
The main measures applied in practice including modifying geometry of slope and drainage and retaining structure.
在滑坡防治工程中,主要采取的措施包括坡体几何形态的改变、排水工程和支挡工程.
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Results A considerable number of biliary cells were collected from the bile drainage.
结果梗阻性黄疸胆汁引流中可收集到大量胆管脱落细胞.
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The devastation of farm roads and drainage systems will be very expensive to repair.
破坏的道路以及排给水系统维修起来相当昂贵.
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Juice drainage and milling efficiency can be improved by making top roller into lotus.
将顶辊制成藕筒状,可以改善排汁和提高压榨效能.
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But the macromolecule amphoteric polyacrylamide effecting on the drainage was much worse than that on retention.
但高分子的聚丙烯酰胺的助滤效果远不及助留效果好.
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Location of the lymphoceles, size, and duration of drainage were recorded.
资料的收集包括淋巴囊肿的位置, 大小及引流的时间.
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A reasonable compromise might be to delay antibiotic treatment until endoscopic drainage has clearly failed.
一个适当的折衷方案可能是延迟抗生素治疗,直到确认内镜下引流失败.
期刊摘选
After 1 week, liquid crystal temperature drainage normal afteruproot the tube.
1周后, 引流液清亮体温正常后拔出引流管.
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A flat roof has poor drainage.
平的屋顶排水差.
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Conditions that are correlated with accelerated deposition include drainage area, gully development, and texture 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.
期刊摘选
The defect in the drainage must be remedied.
这排水系统的缺陷该设法补救.
《简明英汉词典》
Bad drainage caused the land to be flooded.
排水不利容易使土地淹水.
《简明英汉词典》
