Please keep off all electronic devices during take off and landing.
飞机起飞和下降时请关闭所有电子设备。
Aircraft are at their most vulnerable to bird strikes during take off and landing: over 60% of all bird strikes occur below 100 feet, less than 8% above 3,000 feet.
飞机在起飞和降落是最易遭受撞鸟事件的：超过60%的撞鸟事件发生在低于100英尺，在3000英尺以上不到8%。
Aircraft are at their most vulnerable to bird strikes during take off and landing: over 60% of all bird strikes occur below 100 feet, less than 8% above 3, 000 feet.
飞机在起飞和降落是最易遭受撞鸟事件的：超过60%的撞鸟事件发生在低于100英尺，在3000英尺以上不到8%。
Witnesses said both take-off and landing seemed to go smoothly.
目击者说，无论是起飞和降落都显得十分顺利。
The team had marked out a 400m landing strip on the ice last weekend, but the Twin Otter supply plane was forced to turn back on Sunday and could not take off on Monday or Tuesday due to bad weather.
上周末，探险队已经在冰面上划分出一条400米长的飞机跑道，但由于恶劣的气候，计划周日抵达的双獭式补给飞机被迫返航，而且周一和周二都无法在北极着陆。
The WATCHKEEPER system has been designed for automatic take-off and landing, without the need for pilots during this phase.
“守望者”系统设计了自动起飞和降落，这一过程不再需要飞行员。
And, unlike jets, turboprops can use roads and fields for take-off and landing.
而且不同于喷气式战斗机，涡轮螺旋桨飞机可以在公路和田野上进行起飞与降落。
The technique is also similar to that used on aircraft, where flaps regulate the lift and stabilize the load during the most critical times such as at take-off and landing.
这与飞机上应用的技术也很相似，在飞机最易发生事故的危险阶段，如起飞和着陆，飞机襟翼可以有效的调节升降和稳定负荷。
But protect a jet engine against saltwater corrosion and position it high on the craft so the spray doesn't enter the intake during take-off and landing, and it will work fine.
但为了保护喷气发动机免遭海水腐蚀，应该把它安装在飞行器的顶部。这样飞行器在起飞或者降落时溅起的水花不会打到进气口处。
One popular device pulses powerful lights on an aircraft's wings during take-off and landing.
一个普遍在机翼上的装置，当起飞和降落时，发出脉冲性的光。
So far, none of his vertical take-off and landing prototypes has risen much more than a few feet.
目前为止，他的任何一款垂直起降的原型机还没有离地超过几英尺。
In the past, similar requests have foundered on demands by competition authorities that the petitioning airlines surrender valuable take-off and landing slots, particularly at London's Heathrow.
以前类似的请求都因为竞争监管部门的要求而没有成功，因为提出申请的航空公司必须放弃弥足珍贵的起降时间，特别是在伦敦西斯罗机场。
Passengers will still have to keep their phones switched off during take-off and landing.
飞机起飞和降落的时候乘客还是不能开机的。
Until quite recently, the chance to acquire BMI’s 11% share of take-off and landing slots at Heathrow would have been enviable.
BMI 公司曾经拥有的起降权占希思罗机场起降权总额的11%，居第二位，直到最近这都是一笔令人羡慕不已的巨大资本。
Mr Berkowitz added that his ordeal presented a safety risk because he could not use his seatbelt for take-off and landing.
亚瑟还说，他的这次悲惨经历还反映出了一个安全隐患，因为他站在飞机上的时候，无论是起飞还是降落都没有使用安全带。
A short take-off and landing (STOL) aircraft must be able to fly at low controlled speeds, yet it must also offer acceptable cross-country (cruise) performance.
一个简短的起飞和着陆(短距起降)飞机必须能够控制飞行速度低，但它也必须接受上述报价越野(巡航)的性能。
We ask all our passengers to switch off electronic devices for take-off and landing.
我们要求所有的旅客在起飞和降落时关闭所有的电子设备。
Why are we required to pull up airplane window shades during take-off and landing?
为什么我们被要求在飞机起飞和降落的时候打开遮光板呢？
Only on take-off, landing and when it is rough flying weather.
只有在起飞、着陆或天气不好不能平稳飞行时才扣上。
It's been equipped with landing and take-off decks, a radar system, artillery, as well as missile system among other features.
它还配备有起飞和着陆甲板、雷达系统、大炮以及多功能导弹系统。
It will have a vertical take-off and landing capability and emergency airframe parachutes, and it will be capable of using various fuels.
它将具有垂直起落能力，并配备有应急机体降落伞，而且它将能够使用多种燃料。
To be safe, you should bring your seat backs to an upright position and keep your seat belts fastened during take-off and landing.
为了安全起见，在飞机起飞和着陆时，您应将座椅靠背调直，系好安全带。
RTCA, an organization which advises the aviation industry, has recommended that all airlines ban such devices from being used during "critical" stages of flight, particularly take-off and landing.
RTCA是一个向航空工业提供建议的组织，它建议所有的飞机都应该禁止在飞行的关键阶段，尤其是起飞和降落的时候，使用这些电子设备。
And although some airlines prohibit passengers from using such equipment during take-off and landing, most are reluctant to enforce a total ban, given that many passengers want to work during flights.
尽管有些航空公司禁止旅客在飞机起飞和降落的时候使用这些装备，考虑到许多旅客希望在飞行时工作，大多数公司还是不愿意全面禁止。
The warship air-wake is a major environmental condition for the helicopter during take-off and landing from warship, which affects the helicopters control and stability and flight safety.
舰船空气尾流场是直升机舰上起降时的主要环境条件，对直升机的操稳性能及飞行安全有很大的影响。
For safety reasons, the use of personal electronic devices is prohibited during take-off and landing.
基于安全理由，起飞与降落时期禁止使用电子设备。
For safety reasons, the use of personal electronic devices is prohibited during take-off and landing.
基于安全理由，起飞与降落时期禁止使用电子设备。
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