字: character; word钢: sharpen; strop; whett 字钢: t sectiont字钢: t section; t steel; t-bar字钢: double t steel i; doublet steel i; tsectiont; tsteelt; z-bar z; z-steel z; zees z; zeeszi 字钢: i section; i steeli字钢: i section; i steelu字钢: u steel; u-steelz 字钢: z bar; z steel丁字钢: t iron; t steel; t t-steel; tbar; tiron; tee bar; tee iron; tee section; tee steel; teeprofile工字钢: Ⅰ-steel; double tee iron; double t-steel; flange beam; h-bar; i-bar◇工字钢轨 bull head rail; 工字钢梁 steel i-beam球缘t字钢: t-bulb乙字钢: zed beam; zees七之字: shichinoji之字路: zigzag course; s curve in a road之字线: back shunt; zigzag line之字型: zigzag n/a之字形: zigzag◇之字形航行 traverse sailing; 之字形回转 switchback turn; 之字形路线 zigzaggery; 之字形铁道路线 switchback; 之字形小径 switchback之字折: over and back fold齿形切口t字钢: serrated t bar; serrated t-bar低碳工字钢: mild steel i-beam工字钢,梁钢。: joist steel工字钢底砖: clip tile工字钢顶梁: h beam cap工字钢拱: i arch