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[ { "name": "relay", "displayName": "继电器", "parent": null }, { "name": "non-magnetic-latching-relay", "displayName": "非磁保持继电器", "parent": { "name": "relay", "displayName": "继电器", "parent": null } }, { "name": "ultra-miniature-electromagnetic-relay", "displayName": "超小（微）型电磁继电器", "parent": { "name": "non-magnetic-latching-relay", "displayName": "非磁保持继电器", "parent": { "name": "relay", "displayName": "继电器", "parent": null } } } ]

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