If you treble the distance, the gravitational attraction gets nine times weaker.如将距离增大两倍, 则其万有引力就减小九分之八.Many asteroids are weakly bound piles of rubble, held together by their own minute gravitational attraction.大多数的小行星都...

gravitation的音标：gravitation的英式发音音标为：[ˌgrævɪ'teɪʃn]gravitation的美式发音音标为：[ˌɡrævɪ'teʃən]...

It is gravitation that causes the apple to fall.是地心吸引力使苹果下落.We owe to Newton the principle of gravitation.万有引力原理的发现应归功于牛顿.The law of gravitation explains many phenomena not previously, understood.引力定律解释了许多以前所不能理解的现象....

gravitational attraction的音标：...

adj.万有引力的，重力的，地心吸力的...

antigravitation的音标：antigravitation的英式发音音标为：[ænti:ɡrævɪ'teɪʃn]antigravitation的美式发音音标为：[æntiɡrævɪ'teɪʃn]...

Its oscillation depends on the strength of the gravitational field.它的振动幅度取决于引力场的强度。the gravitational pull of the moon月球的引力Dark matter gives out no light and is detectable only because of its gravitational effect on visib...

地球[万有]引力...

抗重力，耐重力...

By gravitation the sun and planets act and react upon one another.太阳与行星通过引力发挥作用并相互影响。He also propounded the Heliocentric theory of gravitation, thus predating Copernicus by almost one thousand years.他也提出以引力作用为基础的日心说, 比哥白...

gravitational的音标：gravitational的英式发音音标为：[ˌgrævɪ'teɪʃənl]gravitational的美式发音音标为：[ˌɡrævɪ'teɪʃənl]...

n.吸引力，倾向，趋势...

Describes the static calibration methods of accelerometer: gravitational attraction method, loading method and centrifuge method.文摘:介绍了静态校准加速度计的方法: 地球重力法 、 负载法和离心机法.Collapsing interstellar cloud reverses its gravitationa...