{"appears_in":[{"position":8,"ranking_slug":"best-electric-heaters-2026","ranking_title":"2026 年取暖器怎么选：油汀、踢脚线、暖风机、快热炉四种形态分开看，9 款主流机型横向对比","score":7.8,"url":"https://buyranker.com/ranking/best-electric-heaters-2026"}],"brand":"德龙 De'Longhi","buy_url":null,"canonical_url":"https://buyranker.com/product/delonghi-vento-v550920","category":{"name":"取暖器","slug":"heater"},"cons":["价格高","片数少，覆盖面积小","在售年限长，需确认现行型号"],"description":null,"id":"514bdc9e873fe60991ecb57f12c9b621","image_url":null,"name":"德龙 VENTO V550920 9 片电油汀","official_url":"https://www.delonghi.com/","price":{"currency":"CNY","max":999,"min":699},"pros":["外层防烫","对流比普通油汀快","做工好"],"release_year":null,"slug":"delonghi-vento-v550920","specs":{"尺寸":"640×140×450mm","形态":"电油汀（双层结构）","片数":"9 片","移动":"360° 万向轮","适用面积":"约 12～18㎡"},"summary":"9 片双层结构电油汀，外层散热板形成烟囱效应、表面不易烫手，适用约 12～18㎡。"}