mg There is gravity here, mg, and the other force on the object, the only other force, T is the tension, T.
这是重力，物体上的其他力，唯一的其他力，是张力。
T I have gravity, m1 g, and I have a tension t.
重力为m1g，张力为。
This paper presents some exact formulas for calculating the gravity of the part of spherical lamella in order to decrease the errors in Bouguer and t...
本文提出几种计算球壳重力的精确公式，用以减少布格改正和地形改正中的计算误差。
The center of gravity for economic thought in the United States has long been found along the two miles in Cambridge, Mass. , that run between Harvard University and M. I. T.
一直以来，美国经济学思想的中心都位于马萨诸塞州坎布里奇的一段两英里长的地带，它的两端分别是哈佛大学和麻省理工学院。
It works at first, but liquid silicone can 't escape the laws of gravity, resulting eventually in an unsightly droop.
起初会有效果，但液体硅胶无法逃避重力法则，最终将会导致难看的塌陷。
Case 1 When NASA began the launch of astronauts into space, they found out that the pens wouldn"t work at zero gravity (ink won"t flow down to the writing surface).
例一当美国航空航天局准备将宇航员送往太空时，他们发现钢笔在零重力情况下写不出来（墨水无法流出来印到书写材质上）。
Case 1 When NASA began the launch of astronauts into space, they found out that the pens wouldn"t work at zero gravity (ink won"t flow down to the writing surface).
例一当美国航空航天局准备将宇航员送往太空时，他们发现钢笔在零重力情况下写不出来（墨水无法流出来印到书写材质上）。
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