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。
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。
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。
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。
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。
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。
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。
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。
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。
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。
He toggled the com to talk to air traffic control.
他切换了通信以与空管交谈。
I was out of reach of air traffic control.
我不在空中交通管制的范围内。
Traffic control is, however, not sufficient.
但是，仅使用通信量控制是不够的。
Then there is the air-traffic control problem.
接下来就是空中交通管制的问题了。
Read more air traffic control staffing under scrutiny.
多了解一点在严格管制之下的交通控制。
Traffic control is provided by the on Demand Router (ODR).
通信量控制由按需路由器(odr)提供。
She is always late and a temporary traffic control is taken today.
她老是迟到，今天又实行临时交通管制。
There's now an Advanced Linux Routing and Traffic Control HOWTO available.
现在可以使用高级Linux路由和流量控制HOWTO 。
Before hitting the house, Edwards hit a light pole and a traffic control box.
在撞毁这间卧室之前，爱德华兹已经撞坏了一根路灯杆和一个交通岗亭。
He's a great pilot -those air traffic control guys know exactly who they're talking to.
他是个很棒的飞行员——那些搞空中交管的人很知道他。
Where America has a single provider of air-traffic control services, Europe has a mind-boggling 34.
美国仅有一个空中交通管制服务提供商，然而，欧洲有令人难以想象的34个。
In domains with extremely long development cycles (such as air traffic control systems), this is crucial.
在出现极其长的开发循环(例如，航空交通管制系统)的领域中，这是至关重要的。
Almost halfway between South America and Africa, it serves as a switching station for air traffic control.
它的位置几乎恰好处于南美洲和非洲的中间，起着空中交通管制的中转站的作用。
Jonathan Astill from the air traffic control company Nats says conditions should improve in the next 12 hours.
空中交通控制公司Nats的Jonathan Astill表示，未来12小时之内情况会有所改善。
Forget air traffic control as we know it now, and all the intelligent displays in submarines and fighter planes.
忘掉交通流量控制吧，以及潜水艇和战斗机上的智能显示器。
Software is an essential element of the ubiquitous cell phone, as well as complex air traffic control systems.
软件是诸如无处不在的手机，和复杂的空中控制系统的核心元素。
In the cockpit, the pilots chattered with Brazilian air traffic control, calling out altitude and radio frequencies.
在驾驶舱内，飞行员在和巴西方面的空中交通管制部门交谈，报告航班高度和无线电频率。
Some critical systems, such as air traffic control or healthcare systems, are expected to be up 99.9999% of the time.
一些重要的系统（例如空中交通控制系统或医疗系统）需要在 99.9999% 的时间里都处于运行状态。
Some critical systems, such as air traffic control or healthcare systems, are expected to be up 99.9999% of the time.
一些重要的系统（例如空中交通控制系统或医疗系统）需要在 99.9999% 的时间里都处于运行状态。
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