作图线 meaning in English

co truction line
construction line

if we graph in spherical polar coordinates we get surfaces with the familiar figure eight cross section; again, these are graphs and not orbital shapes.
如果我们在球极坐标中作图线，得到熟知的8字形截面；再说一遍，这是图线而不是轨道形状。
< uk > if we graph in spherical polar coordinates we get surfaces with the familiar figure eight cross section ; again , these are graphs and not orbital shapes . < / uk >
< uk >如果我们在球极坐标中作图线，得到熟知的8字形截面；再说一遍，这是图线而不是轨道形状。 < / uk >