[多项选择]下面关于地面内暗装金属线槽敷设的说法,正确地是()。 A. 暗装在现浇混凝土楼板内时,楼板厚度不应小于300mm B. 地面暗装金属线槽的制造长度一般为5mm C. 当需要线槽与线槽互相连接时,应采用线槽连接头进行连接 D. 当遇到线路交叉时,应安装接线盒 E. 线槽端部与配管连接,应使用线槽与钢管过渡接头
第24题: [填空题]A company organization B a shipment C company results D sales review E an order F a delivery G an instruction manual H a sales brochure___________________ 参考答案:C 答案解析:[听力原文] OK, on the financial front, the results have been very pleasing. Turnover has increased, c