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 paper also considers the effects of radial and axial clearances, probe blockage, step matching and measuring techniques on the performance of the compressor.
  本文讨论了径向轴向间隙，探针堵塞，级间配合和一些测试技术对压气机性能的影响。
• 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
• Meanwhile, T-Z curves can be drawn so that bring forward a new method of confirming mould clearances in mould design.
  同时可拟出T-Z曲线，提出了在模具设计中确定模具间隙的一种新方法&查图法。
• The dynamic analysis of Geneva mechanisms with clearances and elasticity
  具有弹性和加工误差的槽轮机构动态分析
• 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。
• Fixed occasional defensive clearances across own area.
  修正了在自己门前玩火横向解围的问题。
• 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
• Such measures should meet any concerns for security clearances.
  此种措施应满足任何关于保安审查的考虑。
• The effect of leakage on the rolling piston compressor can be validated indirectly through the performance experimentation for variable clearances.
  通过变间隙的性能试验来间接验证泄漏对滚动转子式压缩机的影响。
• Many stores find this a desirable pricing strategy for sales and year-end clearances.
  许多商店认为这是进行大减价和年终清仓削价销售时一种可取的定价策略。