Standard test method for water penetration of exterior metal roof panel systems by uniform static air pressure difference 采用均匀静态空气压差分析外部金属屋面板系统防水漏性能的标准试验方法
Standard test methods for sampling and testing non - asbestos fiber - cement flat sheet , roofing and siding shingles , and clapboards 无石棉纤维水泥平面薄板屋面板侧墙面板和护墙板取样和试验用标准试验方法
Standard specification for non - asbestos fiber - cement roofing shakes , shingles , and slates with designed varying profiles and thicknesses 设计成可变轮廓和厚度的无石棉纤维水泥屋顶盖板屋面板和石板的标准规范
Roofs must be given sufficient fall to drain water off quickly and adequate gutters formed in the concrete to discharge the water in heavy storm 屋顶必须有足够的坡度，以利迅速排水，同时混凝土屋面板必须有足够的雨水槽，以利暴雨时排水。
Shu xingping cold - formed purlins have a high load carrying capacity because of their optimized cross - section and the stabilizing effect of the sheeting 由于具有良好的截面性能以及屋面板提供了稳定支撑作用，冷弯型钢檩条具有较高的承载能力。
Homeproductseven roof flat roof fully use internal wall panel and one s own intensity of the roof boarding , through draw nail , bolt , connection nailed to make 是通过充分利用夹芯墙板及屋面板的自身强度，经过拉钉螺栓自攻钉的连接而组成的定型活动房屋系统。
The purlin - sheeting have been the subject of numerous theoretical and experimental investigations over the past four decades , but the complexity of the systems has led to great difficulty in developing a perfect and general model 四十年来，屋面板檩条系统得到了大量的理论和试验研究，但由于该系统的复杂性导致现在还难以得出完善通用的设计方法。
The main contents of the research : the material ' s property in reinforced concrete structure with corroding reinforcement and an experimental study on concrete roof plate ' s bearing capacity with corroding reinforcement and later into rating concrete 本课题主要研究内容是：钢筋混凝土结构钢筋锈蚀后材料性能研究；钢筋锈蚀和混凝土破损屋面板承载力试验研究。
Grillage girder is always used for analysis the structures , such as dense ribbed slab , superstructure of bridge and grid - mat foundation . in this paper , a mechanical model for grillage girder by elastic supporting is proposed , and used for analysis the track structure for the first 交叉梁系一般用于求解密肋式屋面板、桥梁上部结构和格式基础等结构，本文提出一种弹性支承交叉梁系模型，并首次用其求解轨道结构。
The sentry box of the activity fully use internal wall panel and one s own intensity of the roof boarding , through draw nail , bolt , connection nailed to make up finalize the design the prefab system . construction swift , being portable , especially suitable for urban municipal administration , entrance guard room , service department , etc 活动岗亭是通过充分利用夹芯墙板及屋面板的自身强度，通过拉钉螺栓自攻钉将钢结构底座墙面夹芯板和屋面板连接组成的房屋系统。
