火炬双铱金四极火花塞

评测依据

• review_count：3800
• rating_avg：4.4
• brand_reputation：0
• merchant_count：0
• price_range：[100,299]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 02:14:19","to":"2026-06-26 02:14:19"}
• intros：{"brand_intro":"火炬（Torch）是中国领先的火花塞品牌，隶属于株洲湘火炬火花塞有限责任公司，成立于1961年。火炬是国内最早生产火花塞的企业之一，拥有自主研发的陶瓷和电极技术，产品出口全球多个国家，以高性价比和本土化适配优势在国产车市场占据重要地位。","product_intro":"火炬LD7RTI四极火花塞采用双铱金电极，中心电极直径0.6mm，侧电极同样采用铱金材质，确保长寿命和稳定点火。四极接地结构优化了点火可靠性，特别针对国产发动机的燃烧特性进行调校。适配吉利、长安、比亚迪、奇瑞等自主品牌车型，官方建议更换周期为6-8万公里。","key_specs":["电极材质：双铱金（中心0.6mm+侧）","电极数量：4个接地电极","热值：7","点火间隙：0.8mm","螺纹规格：M14×1.25","适用车型：吉利1.4T/1.8L、长安蓝鲸系列等"]}
• alt_products：[{"product_name":"火炬双铱金四极火花塞","brand":"火炬","model":"LD7RTI","price":159},{"product_name":"冠军双铂金四极火花塞","brand":"冠军","model":"RC10PYPB4","price":189},{"product_name":"NGK铱铂金四极火花塞","brand":"NGK","model":"BKR6EIX-11P","price":268}]
• kol_quotes：["汽车之家论坛：火炬火花塞是国产车升级的良心之选，性能不输进口品牌。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":79.19999999999999,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"国产车主反馈安装后动力响应明显改善，尤其低扭表现提升，油耗略有下降。长期使用报告显示电极磨损在可接受范围内，5万公里后点火性能依然稳定。部分用户指出做工精细度略逊于国际品牌，但价格优势突出。少数反馈在极端高温环境下性能衰减较快。","source_count":0}},{"source":"objective","score":79.62552763819095,"weight":0.5,"confidence":0.5,"details":{"rating_avg":4.4,"price":159,"wom_score":79.19999999999999}},{"source":"user_review","score":88,"weight":0.15,"confidence":1,"details":{"rating_avg":4.4,"review_count":3800,"source":"product_reviews_aggregate"}},{"source":"expert","score":76,"weight":0.15,"confidence":0.6,"details":{"kol_count":1,"scored_count":1,"sample":["汽车之家论坛：火炬火花塞是国产车升级的良心之选，性能不输进口品牌。"]}}]
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