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- Does the earth rotate on an axis? 地球是绕轴旋转的吗?
- The earth rotates on its axis once every24 hours. 地球每24小时依其轴心自转一次。
- The earth rotates as it travels through space. 当地球通过太空时,它在转动。
- The earth rotates once every 24 hours. 地球每24小时转一周。
- The earth rotates from west to east. 地球从西向东旋转。
- The earth rotates round the sun. 地球绕太阳转。
- The earth rotates on its axis once every 24 hours. 地球每24小时依其轴心自转一次。
- The earth rotates once a day on its axis. 地球绕它的自转轴一天旋转一周。
- Wheels, tops and the earth rotate. 轮子、陀螺和地球均旋转。
- The earth rotates around the sun. 地球绕着太阳转。
- The earth rotates and it revolves. 地球一面自转,一面公转。
- The earth rotates once a day on its axis . 地球绕它的自转轴一天旋转一周。
- Because the couplings between crust and the earth mantle are different in different region, the same variation of earth rotation must induce different crust activities. 同样是地球自转速度变慢,因不同区域地壳与地幔的耦合关系不一样,速度变化对不同区域地壳活动的影响也不同。
- The earth rotates around the sun, and the earth rotates once a day. 地球围绕太阳转,与此同时地球每天自转一次。
- Our pilotless rocket enters the track of the earth. 我们把一个无人驾驶的火箭送入了地球的轨道里。
- This site provides numerous resources on the planet Earth. It contains a table of statistics, photography taken from space, radar-generated images of the planet, animations of the earth rotation, etc. 资源描述:网站提供了有关地球这个行星的大量资源,包括统计资源,从宇宙拍摄的照片,雷达图片,地球转动的动画等。
- The main causes of circulations are the Coriolis force brought by the Earth rotation itself, the interaction of runoff and tidal current, and the density gradient caused by saltwater intrusion. 科氏力、径潮流相互作用及盐水入侵导致的密度梯度是形成环流的主要原因。
- The attraction of the moon for the earth causes the tides. 月球对地球的吸引力造成潮汐。
- The tidal solutions obtained from SLR and satellite altimetry are used to compute the secular changes in the Moon's orbit elements and the Earth rotation rate in the ecliptic reference system. SLR和卫星测高的潮汐解被用来计算月球轨道根数相对黄道坐标系的长期变化和地球自转速率的长期变化。
- The earth is only a speck in the universe. 地球在宇宙中只不过是一个小点罢了。