| 摘要 |
An oxygen sensor comprises a substrate 1 having two opposite faces, a first electrode layer 2 residing on one face of the substrate, an electrolyte 3 formed of a metal oxide oxygen ion conductor residing on the first electrode 2, a second electrode layer 4 residing on the electrolyte 3 wherein the electrodes 2 and 4 are formed of a material including a metal oxide oxygen ion conductor and a third electrode layer 6 residing on the other face of the substrate 1.
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