借助于流体力学中一个修正的牛顿公式，指出彗晕的形状接近悬链线。

By means of a modified Newton's formula of hydrodynamics, it is shown that the shape of cometary halos is close to a catenary.

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借助于流体力学中一个修正的牛顿公式，指出彗晕的形状接近悬链线。

By means of a modified Newton's formula of hydrodynamics, it is shown that the shape of cometary halos is close to a catenary.

youdao