它不仅具有传统电工刀的功能，而且具有测量各种导线直径，直读导线截面积等数据的功能。
The multifunction electrician tool of the utility model can measure the diameters of various conductor wires and can directly read data, such as the sectional area of a conductor wire, etc.
管内导线包括绝缘层在内的总面积不应大于管子的内截面的40%。
The total area of the wires inside the tube (including the insulation coat) should not be more than 40% of the area of the internal section of the pipe.
线圈电阻是由线圈导线的横截面积和长度决定的。
Coil resistance is determined by the cross-sectional area and length of the wire used in winding the coil.
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