基本解释樓梯踏板英汉例句雙語例句The torsion steels in two sides(outside and inside) of the arc stair tread need to be reinforced possibly to resist twist moment.對某改造工程中後增室外弧形樓梯中出現的裂縫進行分析及加固処理。stair tread更多例句词组短语短語abrasive stair tread 腐梯板Rubber Stair Tread 橡膠樓梯板stair tread WESTBANK 樓梯踏步stair tread更多词组专业释义土木建築工程樓梯踏板