| 摘要 |
Catalyst layer electrodes 12A, 12B have its two-dimensional projection plane shape formed in a rectangular shape, having cut-off fillet portions 13A, 13B cutting off part of the fillet so that terminal ends of mutually adjacent short side 12a and long side 12b of at least one corner do not meet orthogonally, and are compressed to a solid electrolyte membrane 11. |
