escape velocity:在天文学中,指物体能够摆脱某天体引力束缚所需的最小速度,如“The escape velocity of Earth is about 11 kilometers per second.”(地球的逃逸速度约为每秒11公里。) narrow escape:形容某人或某物在极其危险的情况下侥幸逃脱,如“He had a narrow escape from the accide...
如:He had a narrow escape from the car accident.(他在车祸中惊险逃脱。) 最后,“Escape velocity”指的是逃逸速度,是航天领域的一个重要概念。例如:The rocket needs to reach the escape velocity to leave the Earth's atmosphere.(火箭需要达到逃逸速度才能离开地球大气层。) ...
(General Physics) the minimum velocity that a body must have in order to escape from the gravitational field of the earth or other celestial body Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 200...
The meaning of ESCAPE VELOCITY is the minimum velocity that a moving body (such as a rocket) must have to escape from the gravitational field of a celestial body (such as the earth) and move outward into space.
So, an object which has this velocity at the surface of the earth, will totally escape the earth's gravitational field (ignoring the losses due to the atmosphere.) It is all there is to it. Answered by: Yasar Safkan, B.S. Phsyics Ph.D. Candidate, M.I.T. ...
The escape velocity is a. the maximum mass of an object travelling into space b. the minimum mass of an object to be a strong source of gravity c. the minimum constant speed of an object travelling into space The escape velocity of Earth is about ...
Escape velocity of a body from the surface of earth is 11.2km/sec. from the earth surface. If the mass of earth becomes double of its present mass and radius becomes half of its present radius then escape velocity will become View Solution ...
必应词典为您提供escape-velocity的释义,na. 【物】(火箭)第二宇宙速度; 网络释义: 逃逸速度;脱离速度;逃脱速度;
Newton realized that it would be possible to send an object from Earth into space if the object were to be projected from the surface of the Earth with sufficient velocity. Known as escape velocity, this is the minimum velocity that will allow a body to release itself from the grips of th...
escape velocity是什么意思 n. 逃逸速度; escape velocity英英释义 noun the minimum velocity that a moving body (such as a rocket) must have to escape from the gravitational field of a celestial body (such as the earth) and move outward into space ...