| 单词 | altitude |
| 释义 | altitude (æltɪtjuːd , US -tuːd ) Word forms: altitudes variable noun If something is at a particular altitude, it is at that height above sea level. The aircraft had reached its cruising altitude of about 39,000 feet. [+ of] The following day I ran my first race at high altitude. Synonyms: height, summit, peak, elevation Collocations: altitude increases There are four environments that occur as the altitude increases. Retrieved from Wikipedia CC BY-SA 3.0 Rising air expands and cools due to the decrease in air pressure as altitude increases. Retrieved from Wikipedia CC BY-SA 3.0 As altitude increases, tethers increase in length, the temperature of the air changes, and vulnerability to atmospheric lightning changes. Retrieved from Wikipedia CC BY-SA 3.0 When the aircraft climbs above the critical altitude, engine power output decreases as altitude increases, just as it would in a naturally aspirated engine. Retrieved from Wikipedia CC BY-SA 3.0 As the altitude increases, the pressure exerted by these gases decreases. Retrieved from Wikipedia CC BY-SA 3.0 The pair estimated that they had reached 11km (7 miles) high, just inside the stratosphere, setting a new altitude record. Times, Sunday Times Within three months of going solo she had set an official light plane altitude record of 11,889ft in the aircraft. Times, Sunday Times You’ve tried several times to break this altitude record. Smithsonian It was estimated that they had reached about 11km high, a new altitude record. Times, Sunday Times Historians believe they had reached seven miles high (37,000ft, or 11,000m), at the time an altitude record for ballooning. Times, Sunday Times Once at cruising altitude they decided to take turns to have 20 minute rests — but after more than an hour in, both were napping. The Sun Thirty minutes into the flight, as the plane hit its cruising altitude at 38,000 ft above the clouds, the moment arrived. The Sun The engine would recharge the battery once the aircraft reached its cruising altitude and would then operate as a 'safety' backup during the landing. Times, Sunday Times Now she's determined to 'spend more time at cruising altitude'. Times, Sunday Times Bigger windows mean more natural light in the cabin and a lower cruising altitude will be better for your skin and eyes. The Sun At that time, the effects of extreme altitude were not understood. Times, Sunday Times And they're training in extreme altitude and freezing conditions. Times, Sunday Times The project will glean knowledge on the climate and the potential for extreme altitude air travel. Times, Sunday Times The climbers hope the prospect of a meal they want to eat may help to offset the rapid weight loss that can set in at extreme altitude. Times, Sunday Times Seven efforts to airlift him had failed because of the extreme altitude and weather. Times, Sunday Times Our first morning's expedition takes us on a 7½-mile round trip through woods and villages then on to rockier terrain as we gain altitude. The Sun Launching himself from the walls, he failed to gain altitude. Times, Sunday Times The airport insists the route reduces noise on the ground by enabling aircraft to gain altitude more quickly after take-off. Times, Sunday Times To see the true extent and complexity of the historical terrain our intrepid historian must gain altitude. Times, Sunday Times Heat during the day causes the balloon to expand and gain altitude, thereby losing helium. Retrieved from Wikipedia CC BY-SA 3.0 Do silicone implants really explode at high altitude? Times, Sunday Times (2008) They normally flew at high altitude to avoid night fighters but bad weather forced them to postpone the operation on two successive nights. Times, Sunday Times (2012) The pod uses a computer-controlled valve and vacuum pump to simulate high altitude and compress the muscles at rhythmic intervals. Times, Sunday Times (2011) One problem with flying aircraft using biofuel is that it is more likely to freeze at high altitude. Times, Sunday Times (2011) Yesterday's inquest was told that the crew had no training on flying the plane manually at high altitude. Times, Sunday Times (2013) Just before 2.40pm, witnesses reported seeing the jet lose altitude before crashing 'with a roar' into two houses. Times, Sunday Times On his return, the port outer engine failed, causing the bomber to lose altitude rapidly. Globe and Mail Its industry-leading profit margins of 20 per cent, however, are set to lose altitude. Times, Sunday Times Consequent technical problems led the aircraft to lose altitude and the left wing struck a tree and broke off. Retrieved from Wikipedia CC BY-SA 3.0 The aircraft was seen to lose altitude, then rolled inverted and struck the ground. Retrieved from Wikipedia CC BY-SA 3.0 These operate at low altitude and are used for gathering intelligence, surveillance, target acquisition and reconnaissance operations. Times, Sunday Times He also indulged in aerotrekking — a dangerous hobby of his own invention that involved flying unlicensed aircraft at low altitude. The Sun Flying at low altitude made the pilots vulnerable even to light anti-aircraft fire. Retrieved from Wikipedia CC BY-SA 3.0 We are trying to find somewhere at low altitude that we can use as a self-catering base. Times, Sunday Times Conditions for detailed telescopic observations are poor due to the planets' low altitude, but things will improve as spring turns into summer. Times,Sunday Times It has a fibreglass frame and a 200ft line; once airborne, it will maintain altitude in the gentlest of breezes. Times, Sunday Times Type could not maintain altitude on single powerplant. Retrieved from Wikipedia CC BY-SA 3.0 The weight had been miscalculated and, during the flight, the aircraft could barely maintain altitude. Retrieved from Wikipedia CC BY-SA 3.0 In reality, all fixed-wing aircraft glide naturally, and the engines serve only to maintain altitude during the flight. Retrieved from Wikipedia CC BY-SA 3.0 Twin-engine types could not maintain altitude with an engine out, unless they were so overpowered that the airlines could not afford to operate them. Retrieved from Wikipedia CC BY-SA 3.0 At 31,333m (102,800ft) he reached maximum altitude and jumped from his small capsule. Times, Sunday Times They also have to remain at a maximum altitude of 400ft to avoid collisions with aircraft and away from built-up areas. Times,Sunday Times The flying car will have a maximum altitude of about 10,000ft and a range of about 620 miles in the air. Times, Sunday Times This way you fly for 100 yards or so, at a maximum altitude of about 20ft, before returning to earth with a bump. Times, Sunday Times He spent nearly five hours in space at a maximum altitude of 162 miles before re-entering the atmosphere. Times, Sunday Times It has, however, told passengers that its goal will be to reach an altitude of 60 miles. Times, Sunday Times The drone, one of a range to be launched from its warehouses after regulators give clearance, can travel a distance of 15 miles and reach an altitude of 400ft. Times, Sunday Times Next year the team plans to try to reach an altitude of 90,000ft. Times, Sunday Times If it were to be fired into the sky it would reach an altitude of 25,000ft. Times, Sunday Times This was a two-stage vehicle that could reach an altitude of 110km mi. Retrieved from Wikipedia CC BY-SA 3.0 Translations: Chinese: 海拔高度 Japanese: 高度 海抜 |
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