投射在旧大坝和发电室本身之上的阴影体现了太阳的高度和位置变化。

The shadows cast onto the old dam and to the building itself indicate the height and the movement of the sun.

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史密斯博士的设计能补偿线圈角度、位置变化带来的影响，使使用者能够自由的走动。

Dr Smith’s design can compensate for changes in the angle or position of the coils, allowing a user to move around freely.

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通过改变转子的位置计算永磁同步电动机的静态转矩和电抗，给出了转矩和电抗随转子位置变化规律的曲线。

The torque and reactance is calculated by changing the position of rotor and the changing curves of torque and reactance is also provided.

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But luckily for us, there's a classical equation of motion that will, in fact, describe how the electron and nucleus change position or change their radius as a function of time.

但幸运的是，有一个,经典方程描述了电子和核子,位置或者它们直接的距离是,如何随时间变化的。

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That's what has changed between these two positions.

这就是在这两个位置间所发生的变化。

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Most frequently, chord changes come on the downbeat so composers signal to us in a fourth way the downbeat by means of chord change.

通常,和弦的变化都在重拍上,所以作曲家们用这第四种途径,通过和弦的变化告诉我们重拍的位置

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