1.Multiple fire detectors should be wired:
1.多个火灾探测器应采用何种方式接线？
2.What term describes an assembly that contains buses, automatic overcurrent devices, and switches, designed to be mounted on a wall or similar support?
2.哪一术语用于描述一种包含母线、自动过电流保护装置及开关，并设计用于安装在墙壁或类似支撑结构上的组件？
3.MC cable may include:
3.MC 型电缆的导线材质可能包含：
4.A typical residential building is supplied by the utility company with a______service.
4.典型的住宅建筑通常由电力公司提供何种电压等级的供电服务？
5.Best tool for penetrating masonry walls:
5.用于在砌体墙上钻孔的最佳工具是哪一种？
6.Antenna lead-in conductors should not cross power conductors. If the power conductors are rated at 250 volts or less, what is the minimum required separation?
6.天线引入线不应与电力导线交叉。如果电力导线的额定电压为 250 伏或更低，那么两者之间要求的最小间距是多少？
7.Maximum distance from door to receptacle:
7.门与插座之间的最大距离：
8.How can an electrician prevent abrasion damage to conductors during installation?
8.电工在安装过程中，如何防止导线受到磨损损坏？
9.Minimum working clearance depth (≤600V):
9.最小工作净深（≤600V）：
10.Which method below is NOT permitted for grounding or bonding connections?
10.以下哪种方法不被允许用于接地或等电位连接？
