clearances

英 [ˈklɪərənsɪz]

美 [ˈklɪrənsɪz]

n.  清除; 排除; 清理; 净空; 间距; 间隙; (录用或准许接触机密等以前的)审查许可，审核批准
clearance的复数

柯林斯词典

• N-VAR 清除;清理
  Clearanceis the removal of old buildings, trees, or other things that are not wanted from an area.
  1. ...a slum clearance operation in Nairobi...
     内罗毕拆除贫民窟的行动
  2. The UN pledged to help supervise the clearance of mines.
     联合国承诺协助监督扫雷工作。
  3. ...widespread clearance of jungle land.
     丛林地带的大面积砍伐
• N-VAR (官方的)批准，许可
  If you getclearance todo or have something, you get official approval or permission to do or have it.
  1. Thai Airways said the plane had been given clearance to land...
     泰国航空公司说，该飞机已经得到降落许可。
  2. He has a security clearance that allows him access to classified information.
     他持有安全许可，可以接触机密信息。
• N-VAR (路面、河面与上方桥梁之间的)净空，间隙，间距
  Theclearanceof a bridge is the distance between the lowest point of the bridge and the road or the water under the bridge.
  1. The lowest fixed bridge has 12.8m clearance.
     最低的固定桥下方通行高度为12.8米。

双语例句

• This aluminum coats and tightens up the clearances of the parts, which creates a loss of power.
  这些金属屑覆盖并使各部件间间隙变得更紧，这将导致动力损失。
• The Assur Groups Method of Analyzing Transition Process of Planar Linkage with Pair Clearances
  用杆组法分析含间隙平面连杆机构的过渡过程
• The article calculates unsteady jet flow in concentric canister launcher with three different clearances between inner canister and outer canister.
  文中针对三种不同内、外筒间隙的同心筒发射装置，对其发射过程中发射筒内的燃气射流流场进行了非定常数值模拟。
• Discussion on Bridge Site Selection and Navigational Clearances for Sea Crossings
  跨海桥梁桥址选择和通航净空尺度问题的探讨
• Power transformers Insulation levels and dielectric tests External clearances in air
  GB/T10237-1988电力变压器绝缘水平和绝缘试验外绝缘的空气间隙
• I hope this clarifies and we thank you for your patience while we work on obtaining these clearances.
  希望我回答清楚了你的询，我们仍在为所在国的批准奔走，谢谢你的耐心等待。
• We do a lot of house clearances.
  我们为许多家庭清理废旧物品。
• The bridge and the top of the bus was only ten clearances.
  桥与公共汽车车顶之间的间隙只有十厘米。
• Clearances for those who require them are a priority and are handled very efficiently.
  那些需要做背景调查的人享有优先并且他们的申请会被尽快处理。
• The effects of tip clearance on duct propeller's performance were investigated in six different tip clearances.
  选择六种不同的叶梢间隙研究叶梢间隙对导管桨性能的影响。