Photography from the air was helping archaeologists find the right spot to dig, plus a screaming frog makes a narrow escape, in our weekly peek atNature's archive.#Snippets from Nature's past.doi:10.1038/d41586-024-03186-8Nature Publishing Group UKNature...
In the 1920s, the airlines were just beginning. It was unusual for people to travel by air because it was expensive and dangerous. In those days, there were no flight attendants to look after the passengers. Young men, or “stewards helped the passengers
In the 1920s and 30s the airlines were just beginning. It was unusual for people to travel by air because it was expensive and dangerous. In those days, there were no flight attendants to look after the passengers. Young men ,or “stewards helped the pas
3.recognition;考查上下文理解以及推理判断能力.根据第一段"First described in the 1920s by American physiologist Walter Cannon,the fight-or-flight response,today is recognized as part of the first stage of Hans Selye' general adaptation syndrome,a theory describing the stress response.20世纪20年代美国...
In the 1920s and 30s the airlines were just beginning.It was unusual for people to travel by air because it was expensive and dangerous.In those days,there were no flight attendants to look after the passengers.Young men,or"stewards&qu
根据“This emergency call first came about in the 1920s”及“Frederick Stanley Mockford, a radio officer at Croydon Airport in London, was asked to think of a word that would mean you need help. Because of the number of flights that flew between Croydon and Paris, he chose Mayday, as ...
In the 1920s and 30s,the airlines were just beginning.It was unusual for people to travel by air because it was expensive and dangerous.In those days,there were no flight attendants(服务员) to look after the passengers.Young men,or
inputs. I had the rudder to the firewall, the column in my lap, and full wheel, and I wasn’t having any luck righting the airplane. In the short period after the turbulence I gave the order to prepare to abandon the airplane because I didn’t think we were going to keep it ...
The techniques used to build the Vega were very influential in aircraft design. It also began Lockheed’s tradition of naming its airplanes after stars or other astronomical objects. Amelia Earhart’s Lockheed Vega 5C, NR965Y, being run up at Wheeler Field, 11 January 1935. Amelia is sitting...
In the 1920s and 30s the airlines were just beginning. It was unusual for people to travel by air because it was expensive and dangerous. In those days, there were no flight attendants to look after the passengers. Young men, or stewards helped the passe