{"appears_in":[{"position":5,"ranking_slug":"best-home-water-purifiers-2026","ranking_title":"2026 年家用净水器怎么选：水效等级、额定总净水量、换芯成本三项定生死，10 款横向对比","score":8.4,"url":"https://buyranker.com/ranking/best-home-water-purifiers-2026"}],"brand":"沁园（QINYUAN）","buy_url":null,"canonical_url":"https://buyranker.com/product/qinyuan-shuangzixin-1000g","category":{"name":"净水器","slug":"water-purifier"},"cons":["购机价高于同通量的美的、米家","前置复合滤芯仍需一年一换，成本不低","整机保修期偏短，下单前需确认"],"description":null,"id":"a6863ae4bb669bf91d766946afdc63ad","image_url":null,"name":"沁园 双子芯 1000G 净水器","official_url":null,"price":{"currency":"CNY","max":2299,"min":1699},"pros":["主 RO 膜标称 8 年，长期耗材成本摊得很薄","纯水回冲设计，首杯水口感更稳定","1000G 里初始流速偏高","净水专业老品牌，滤芯供应稳定"],"release_year":2024,"slug":"qinyuan-shuangzixin-1000g","specs":{"特色":"纯水回冲平衡，改善首杯水 TDS","通量":"1000G","RO 膜寿命":"标称 8 年","净水流量":"约 3.17 L/min","水效等级":"一级","过滤结构":"双芯多级过滤"},"summary":"主 RO 膜标称 8 年，双芯结构加纯水回冲，专治首杯水 TDS 偏高。"}