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

• 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。
• 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
• 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。
• Licences, authorizations, security clearances and other formalities.
  许可证，其他许可，安全清关和其他手续。
• 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。
• We do a lot of house clearances.
  我们为许多家庭清理废旧物品。
• 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。
• Different clearances have to be checked during the sais inspection, but no safety spaces.
  sais检验期间必须检查不同的空隙，但是不存在安全空间。
• The pantograph can slide over the insulating rods at those points where the air clearances are.
  受电弓可在空隙处滑动绝缘棒。
• 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。