| 摘要 |
A semiconductor device is disclosed, which comprises a semiconductor substrate with which a circuit element is provided, an insulating layer which is provided on the semiconductor substrate and has a concave portion, a first conductive line layer which is provided at the concave portion in the insulating layer and has a first thickness, and a second conductive line layer which is provided at the concave portion in the insulating layer so as to be formed apart in a horizontal direction from the first conductive line layer and has a second thickness which is smaller than the first thickness.
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