What is the number of electrical wiring lists?

(single line length in horizontal direction+single line length in vertical direction+reserved length) × number of lines. According to the inquiry, it is known from the question bank that the quantity of electrical wiring list is equal to (horizontal single-line length+vertical single-line length+reserved length) × the number of wires. Electricity generally refers to electrical engineering (discipline) and is the core and key discipline in the field of modern science and technology. Traditionally, electrical engineering has been defined as the sum of related disciplines used to create and produce electrical and electronic systems.