Spano斯帕诺spann.时期；跨度；间距vt.延续；横跨；贯穿；遍及；弥补动词spin的过去式形式.spandrel deep beams裙深梁spanning capability跨越能力spanning in advance提前过孔spanning supergraph[计] 生成母图Spandex Pre-draft氨纶预牵伸spandex core thread氨纶包芯纱spanned development跨越式发展Spanning background生成背景span-depth-ratio跨高比span wire suspension拉线悬挂