length of a vector
原声例句
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It's good to have a vector pointing in the radial direction of length one.
所以引入这么一个模长为 1,方向沿圆心向外辐射的矢量作用很大
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The 0 vector is a vector of no length.
零矢量是没有模长的矢量
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If you drop the arrow, it's the usual convention, if you're talking about the length of the vector A.
如果你把箭头去掉,就表示矢量 A 的模长,这是约定俗成的
应用推荐
$firstVoiceSent
- 来自原声例句