It was found that fibers of circular cross section produce greater cohesion in webs and slivers than do trilobal fibers.

圆形横截面棉网和棉条中，比三叶形横截面能生较大粘着作用。

"The Bar tracery of the parallel English Decorated style formed netlike patterns Based on the circle, arch, trefoil, and quatrefoil."

平行英国装饰风条窗花以圆圈、拱形、三叶形和四叶形为基础,形成网状图案。