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1·They have to wait for clearance from air traffic control.

他们必须等待空中交通管制队下达的起降许可令。《柯林斯英汉双解大词典》

2·The pilot was given clearance to land by air traffic control.

飞行员得到空中交通管制站发出的着陆许可。《牛津词典》

3·The volume of scheduled flights is straining the air traffic control system.

定期航班的数量使空中交通控制系统受到压力。《柯林斯英汉双解大词典》

4·The study says there must be a complete overhaul of air traffic control systems.

研究称必须对航空交通管理系统进行彻底的改革。《柯林斯英汉双解大词典》

5·The new plan for traffic control is being put into action on an experimental basis.

新的交通管理方案正在试验实施。《牛津词典》

6·Analysts fear the overstretched air traffic control system could reach breaking point.

分析家们担心超出承受能力的空中交通控制系统会接近爆点。《柯林斯英汉双解大词典》

7·However, some people believe there will be problems with traffic control.

然而，有些人认为交通控制会出现一些问题。

8·The widely used Split, Cycle and Offset Optimisation Technique (SCOOT) is popular with those responsible for traffic control.

颇受欢迎的绿信比、周期和相位差优化技术（SCOOT）现在已得到广泛使用，负责对交通进行控制。

9·Compared with the airplane, the outstanding advantage of the CRH train is punctuality, because it is basically not affected by weather or traffic control.

相对飞机而言，高铁列车的突出优势在于准时，因为基本不受天气或交通管制的影响。

10·Compared with planes, the outstanding advantage of high-speed trains is their punctuality, for it is scarcely influenced by weather conditions or traffic control.

相对飞机而言，高铁列车的突出优势在于准时，因为基本不受天气或者交通管制的影响。