您要查找的是不是：
- Be he a civil engineer or an electrical engineer? 他是土木工程师还是电气工程师？
- There are some electrical apparatus in the room. 房间里有些电器。
- There is a fault in the electrical system. 电路系统出了故障。
- electrical valence 电价
- A closely related concept is that of free valence. 一个密切有关的概念是自由价。
- He is an electrical technician by profession. 他的职业是电工技师。
- All this electrical wiring will take a day to set up. 所有这些电线架线要花一天时间安装好。
- The outer ring contains the valence electrons. 排在外层的有价电子。
- An atom or a radical with a valence of 1. 一价原子或一价基。
- Having a valence of four;tetravalent. 四价的；四个原子价的
- Elements 3 is a nonmetal with one valence electron. 元素3是带-1价的非金属元素。
- Now electrical appliances have entered into ordinary families. 现在家用电器已经步入普通家庭。
- Input your touch valence to coil number. 输入你的抵价卷号码。
- Having a valence of1; univalent. 有一价的；单价的
- Having a valence of four; tetravalent. 四价的；四个原子价的
- Don't meddle with the electrical wiring: you're not an electrician. 别瞎动电线线路，你又不是电工。
- An atom or a radical with a valence of1. 一价原子或一价基
- Electrical conductivity affected by exposure to light. 光电导性，光电导率受光暴露影响的电传导
- Treatment of electrical burns is palliative. 电烧伤的治疗只起治标作用。
- An electrical relay used to control the flow of power in a circuit. 开关一种用来控制电路中电流量的电流器件
