ID 原文 译文
5156 2 Where the open roof is at the plane vertical to the roof ridge, the maximum area of the projected solid web zone of the frame shall be multiplied by 1. 3N coefficient; where this coefficient is adopted, it shall meet the following conditions: 0.1≤φ≤0.3, 1/6≤h/B≤6, S/B≤0.5. 2 敞开式屋面在垂直于屋脊的平面上，刚架投影实腹区最大面积应乘以1.3N系数，采用该系数时，应满足下列条件：0.1≤φ≤0.3，1/6≤h/B≤6，S/B≤0.5。
5157 2 Where the roof fails to prevent purlin from lateral displacement and twisting, stability of purlin shall be calculated according to the following formula: 2 当屋面不能阻止檩条侧向位移和扭转时,应按下式计算檩条的稳定性:
5158 2 Where the spacing s between adjacent buildings is less than 6m, distribution of snow accumulation on low roof shall be considered (Figure 4.3.3-2); 2 当相邻房屋的间距s小于6m时，应考虑低屋面雪堆积分布（图4.3.3-2）；
5159 2 Where the station adopts air-condition method, the calculated temperature of air in the station hall shall not exceed 30℃, 2~3℃ lower than the calculated dry-bulb temperature outside the air-conditioning room; the calculated temperature of the air at the platform shall be 1~2℃ lower than that in station hall, and the relative humidity shall be 40% ~65%. 2 当车站采用空调时，站厅的空气计算温度应比空调室外计算干球温度低2～3℃，且不应超过30℃；站台的空气计算温度比站厅的空气计算温度低1～2℃，相对湿度应在40%～65%之间。
5160 2 Where the temperature sensing section is less than 1/2 of the pipeline caliber, it shall be installed at the side face or bottom of the pipeline. 2 温段小于管道口径的1/2时，应安装在管道的侧面或底部。
5161 2 Where the time program is changed or the cold/heat source system is started or stopped manually through the workstation, the unit shall be able to operate normally according to the linkage control sequence; 2 改变时间程序或通过工作站手动启停冷热源系统，机组应按联动控制顺序正常运行；
5162 2 Where the train is blocked in the tunnel, effective ventilation shall be realized at the blockage position. 2 当列车阻塞在隧道内时，应能对阻塞处进行有效的通风。
5163 2 Where the wire cable enters into the building, the metal sheath or metal part of electric cable and optical cable shall be connected to the nearby equipotential terminal board at the entry; 2 线缆进入建筑物，电缆和光缆的金属护套或金属件应在入口处就近与等电位端子板连接；
5164 2 Where the zoning of cold/hot water systems is hard to keep consistent, the branch pipes should be equipped with adjustable pressure-reducing valve to reach a balanced cold/hot water pressure; 2 当冷、热水系统分区一致有困难时，宜采用配水支管设可调式减压阀减压等措施，保证系统冷、热水压力的平衡；
5165 2 Where there is cross wall or other structure connecting with the constructed wall and the spacing is less than twice the limit of permissible free height in this table, the masonry height may be free from the restriction of this table. 2 当所砌筑的墙有横墙或其他结构与其连接，而且间距小于表内允许自由高度限值的2倍时，砌筑高度可不受本表的限制。