Young children have a limited attention span and can't concentrate on one activity for very long.
小孩子的注意力持续时间十分有限，不能长时间地专注于一个活动。
Along with the wider use of monolithic joint in the design of long span steel truss Bridges, the fatigue of weld details under traffic loads gradually attracted more attention of the architects.
随着整体节点正逐渐在大跨度钢桁架桥设计中被采用，在交通荷载作用下焊接局部的疲劳问题日益引起人们的重视。
Along with the wider use of monolithic joint in the design of long span steel truss Bridges, the fatigue of weld details under traffic loads gradually attracted more attention of the architects.
随着整体节点正逐渐在大跨度钢桁架桥设计中被采用，在交通荷载作用下焊接局部的疲劳问题日益引起人们的重视。
应用推荐