| 摘要 |
The present invention relates to a spark plug for an internal combustion engine, comprising a central electrode (3) on which a first noble metal pin (30) having a first diameter (D1) is arranged, and a ground electrode on which a noble metal pin (20) having a second diameter (D2) is arranged, wherein the noble metal pins of the central electrode (3) and the ground electrode (2) are arranged such that the end faces thereof face one another, and wherein the first diameter (D1) of the central electrode (3) is greater than the second diameter (D2) of the ground electrode (2). |
