矢位 [shǐ wèi]
双语例句原声例句
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推导出了用多极场空间谐波函数表示的磁矢位的通项表达式。
General expressions of the magnetic vector potential for multipole fields are derived.
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这意味着加速度与位矢平行。
So, that means the acceleration is parallel to the position.
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那么如果过一段时间，这就有一个向量△,它是位矢经过一段时间的改变量。
r So, if we wait a certain amount of time, we'll have a vector, delta r, which is the change in position vector a various interval of time.
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You can actually take derivatives of a vector with time.
你可以直接求位矢对时间的导数
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More position vectors? I want to look at that.
例如其它的位矢,我想来看一下
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That's the analog of the position vector.
那是和位矢相似的情况
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