Especially, the difficulties encountered in the design such as the corresponding structural wind load, steel-truss roof system selection, the joint structure and so on are explained in detail.
介绍了潍坊市中心-潍坊学院体育馆的结构计算和构造措施，并对结构风荷载的取值、屋架钢结构体系的选择、节点构造等设计中遇到的难点进行特别说明。
In view of such characters, protection method and system of electronic evidence need to be clearly defined both technically and legally, although big challenges and difficulties are to be encountered.
在技术和法律层面，应严格区分电子证据保全的技术方法和法律模式，积极应对电子证据保全面临的现实挑战和困难。
Establishing as fast as possible military transportation economics is thought to be effective and important for solving difficulties encountered to military transportation system.
认为及早建立军事交通运输经济学是摆脱军事交通运输系统面临困境的有效、重要的途径。
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