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

• Effects of Bearing Clearances on Dynamic Process of Eccentric Swinging Sheet Transfer Mechanism
  运动副间隙对偏心摆动式递纸机构动力过程的影响
• 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。
• Fixed occasional defensive clearances across own area.
  修正了在自己门前玩火横向解围的问题。
• 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
• According to one industry executive, only around 300 people have passed all the necessary regulatory clearances.
  一位业内管理人士称，只有大约300人获得了符合监管规定的所有必要资格。
• 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。
• 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
• 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。
• 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 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。