weir

英 [wɪə(r)]

美 [wɪr]

n.  堰; 拦河坝; 导流坝

复数：weirs　

化学

Collins.1 / BNC.10813

牛津词典

noun

• 堰；拦河坝；导流坝
  a low wall or barrier built across a river in order to control the flow of water or change its direction

柯林斯词典

• 堰;拦河坝
  Aweiris a low barrier which is built across a river in order to control or direct the flow of water.
• （置于河中捕鱼的）鱼梁，拦鱼栅
  Aweiris a wooden fence which is built across a stream in order to create a pool for catching fish.

英英释义

noun

• a low dam built across a stream to raise its level or divert its flow
• a fence or wattle built across a stream to catch or retain fish

双语例句

• A plurality of transverse baffles are positioned in the cylinder, on which an air hole, a weir and a tube for catalyst flow are positioned and on top or bottom of which a vapor inlet is positioned.
  筒体内设有横向隔板，隔板上设有通气孔、堰和降剂管，隔板上面或者下面设有蒸汽进口。
• Calculation and Application of the Mixed Weir of Small Reservoir Spillway
  小型水库溢洪道混合堰的计算与应用
• Study on the Curve Overflow Weir Dispatch of the Exile Silt Experiment in Small North Branch of the Yellow River
  黄河小北干流放淤试验弯道溢流堰调度研究
• Weir subscribes to the view that children benefit from being independent.
  韦尔赞同孩子们能从独立中获益这一观点。
• Error Control Analysis of Max. One-tide Discharge Data Processing for Tidal Weir and Sluice Stations
  感潮闸坝站一潮最大流量资料整编误差控制分析
• Effects from matrix of overflow weir and bio-membrane on re-aeration of water body and water quality
  溢流堰基质及生物膜对水体复氧及水质的影响
• The weir across the river stops or controls the flow of the river above it.
  河上的坝可以制止或控制上面河水的流量。
• The concrete placement for spillway and overflow weir at Dongba Hydropower Station employs light truss type formwork.
  洞巴水电站溢洪道溢流堰的混凝土浇筑使用轻型桁架模板。
• Based on the principle of hydraulics, the differences between the calculated value and real discharge capacity of weir sluice and tunnel are analyzed.
  最后还给出了堰闸淹没泄流的流量系数表达式和大孔径隧洞泄洪流量的计算公式。
• The discharge from the weir opening should be free.
  从堰开口处的泻水应畅通。