1. gravitational attraction.
   万有引力。
2. a gravitational field
   引力场
3. geotactic Moving in response to the earth's gravitational field.
   趋地性的因为地球的重力场造成运动的改变。
4. The craft will acquire sufficient velocity to escape the sun's gravitational attraction.
   飞船将会以足够快的速度来脱离太阳的引力。
5. Gravity gradient is the second order derivative of gravitational potential, which can be observed by satellite gradiometer.
   摘要重力梯度为重力位的二阶导数，可以通过星载梯度仪进行观测。
6. The spinar is a gigantic machine converting gravitational binding energy into electromagnetic radiation by means of rotation.
   旋转体是一架通过自转把引力束缚能转换为电磁辐射的巨大机器。
7. This is the formula for a thick vertically faulted slab with such a large throw that the downthrow side makes no contribution to the gravitational force .
   这是有垂直断层的厚板体的公式，其断层的落差是这样大，以致下落翼对重力场没有什么影响。The craft will acquire sufficient velocity to escape the sun's gravitational attraction.
   飞船将会以足够快的速度来脱离太阳的引力。
8. Gravity gradient is the second order derivative of gravitational potential, which can be observed by satellite gradiometer.
   摘要重力梯度为重力位的二阶导数，可以通过星载梯度仪进行观测。
9. The spinar is a gigantic machine converting gravitational binding energy into electromagnetic radiation by means of rotation.
   旋转体是一架通过自转把引力束缚能转换为电磁辐射的巨大机器。
10. This is the formula for a thick vertically faulted slab with such a large throw that the downthrow side makes no contribution to the gravitational force .
    这是有垂直断层的厚板体的公式，其断层的落差是这样大，以致下落翼对重力场没有什么影响。

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