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 dynamic analysis of an oscillating cam mechanism with clearances
  考虑运动副间隙的摆动从动件盘形凸轮机构动态分析
• 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
• 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。
• A larger breach, only discovered through a probe of the first hack, compromised background investigation data for federal employees and contractors who need security clearances.
  在对第一次黑客事件进行调查的过程中，又发现了另一起更大规模的入侵，后者泄露了需要通过安全审查的联邦雇员和合同工的背景调查数据。
• 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。
• 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。
• 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。
• Adequate clearances and operational space shall be provided around the equipment.
  设备附近应提供足够的间隙和操作空间。
• 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。