《钢梯》是2006-4-1中国计划出版社的书籍作者是中国建筑标准设计研究院。
他很快地朝机车的前部跑去，然后顺着钢梯爬到最后一格。
He quickly made his way to the front of the engine, and then climbed down a steel ladder to the last rung.
恒远钢艺是一家专业生产不锈钢梯花、各式艺术花及艺术花配件的厂家。
Hengyuan stain steel Decoration Manufactory is a manufacturer specializes in producing stainless steel ladder flowers, all kinds of art-flowers and art-flower fittings.
作为补偿，他们打算在竖直的钢梯顶部安置一个潜水艇的潜望镜，这个钢梯是通往原先过道出口的。
To compensate, they plan to install a submarine periscope at the top of the vertical steel ladder leading to the original access hatch.
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