lobe shaping造句

• Liquid water in the ejected material forms a muddy slurry that flows along the surface, producing the characteristic lobe shapes.
• The two-lobe shape of the comet is the result of a gentle, low-velocity collision of two objects.
• The helical camshaft base profile belongs to the general group of lobe shapes which are used with pivoting cam followers, especially those with a fairly high rocker ratio, around 2 : 1.