gravity的意思是n.重力；庄重；严重；严肃。一、详尽释义点此查看gravity的详细内容n.(名词)严肃，庄严，庄重严重性，重要性认真危险性【物】重力，地球引力，地心引力，万有引力重大重，重量引力，吸引力【音】低沉二、双解释义n.(名词)[U]地心引力,重力ontheearthpullsthemtowardsthecenteroftheplanet,...
gravity 英 [ˈɡrævəti] 美 [ˈɡrævəti]n. 重力; 地球引力; 严重性; 严肃; 庄严 牛津词典 noun 重力；地球引力the force that attracts objects in space towards each other, and that on the earth pulls them towards the centre of ...
Physical geodesy is by definition the science which studies and calculates the Earth鈥檚 gravity field and its physical form. Satellite physical geodesy exploits satellite techniques to solve the problems established in physical geodesy. During the second half of the twentieth century, satellite ...
A. the earth always turns round B. the earth has gravity C. the earth’s gravity is greater than your weight D. you are carelessA、water flows everywhereB、we can go everywhere by shipC、water flows downwardsD、fish can live in waterA、with its high speed, the spaceship can escape th...
4. The Earth's gravity pulls objects towards its center, keeping us grounded and preventing us from floating away. (地球的重力将物体拉向地球中心,使我们保持脚踏实地,不会漂浮离去。) 5. In space, objects are influenced by the gravity of other celestial bodies, such as planets and stars. (在...
The design method synthesizes the preliminary results in the patched-conic model and the optimization in the PCRTBP. We can quickly obtain abundant double LGA orbits for the Earth–Moon transfer and interplanetary spaceflight. 展开 关键词: Lunar gravity assist Planar circular restricted three-body ...
gravity 重力.地球引力;严重性;严肃教材原句I bet you' d love to know what daily life is like up in space an d how it differs from that on the Earth-the low gravity definitely makes ordinary things strange! 我敢打赌,你一定很想知道太空中的日常生活是什么样的,它与地球上的生活有什么不同 ...
On the use of airborne gravimetry in gravity field modelling: Experiences from the AGMASCO project N2 - Important areas of the earth are still not covered by accurate gravity measurements. The gravity field may be determined by using different techniques... L Bastos,S Cunha,R Forsberg,... -...
For example, if an object has a mass of 1 kg on the earth, it would have the same mass on the moon, but it would weigh only one-sixth as much this time. Sometimes we may feel weightlessness when we are going down in the elevator(电梯) or take a roller coaster (过山车). But ...
解析 句意:如果没有重力,地球周围就没有空气。 该句为虚拟条件句,与现在事实相反,主句谓语应用"would+动词原形”形式。 C项形式正确,且符合语意,故选C。 如果没有重力,地球周围就_空气。 该句为虚拟条件句,与现在事实相反,主句谓语应用"would+动词原形”形式。