Extra-high-voltage alternating current hybrid gas GIL (gas-insulated metal enclosed transmission line) line section and arrangement method

The invention relates to an extra-high-voltage alternating current hybrid gas GIL (gas-insulated metal enclosed transmission line) line section and an arrangement method. The extra-high-voltage alternating current hybrid gas GIL line section comprises a first line section, and a second line section which is connected with the first line section, wherein the first line section comprises a first compensation unit, a first straight line unit which is connected with the first compensation unit, a first rising unit which is connected with the first straight line unit, a first corner unit which is connected with the first rising unit, and a first declining unit which is connected with the first corner unit; and the second line section comprises a second directional unit which is connected with the first declining unit, a second straight line unit which is connected with the second directional unit, a second compensation unit which is connected with the second straight line unit, and a second corner unit which is co