clearance是什么意思？clearance怎么读？clearance例句及用法

1 . The UN pledged to help supervise the clearance of mines.

联合国承诺协助监督扫雷工作。

2 . They have to wait for clearance from air traffic control.

他们需要等空中交通管制人员的放行。

3 . He has a security clearance that allows him access to classified information.

他获得了安全许可，可以接触机密信息。

4 . 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。

5 . The lowest fixed bridge has 12.8m clearance .

最低的固定桥下方通行高度为12.8米。

clearance相关短语搭配

1 . 后角

clearance adjustment 孔隙调整clearance angle 隙角; 后角clearance area 余隙面积; 拆迁区

1 . 轴承间隙

轴瓦 bearing shell轴承间隙bearing clearance轴承垫片 bearing shim

1 . 轴向间隙

axial bearing 轴向推力轴承axial clearance 轴向间隙axial flow 轴流(式)，轴向气流

1 . 安全检查程序

the delays involve a security clearance clearance process called Visa's Visas Mantis .该延误主要由于一个名为螳螂签证的安全检查程序。