长城多效防冻液

评测依据

• review_count：15000
• rating_avg：4.6
• brand_reputation：0
• merchant_count：0
• price_range：[0,99]
• dimension：best_value
• sources：["京东","天猫","拼多多"]
• time_range：{"from":"2026-06-26 02:09:33","to":"2026-06-26 02:09:33"}
• intros：{"brand_intro":"长城润滑油是中国石化旗下品牌，成立于1950年，是国内最大的润滑油生产商之一。作为国产品牌，长城在冷却液领域拥有多项自主技术专利，产品广泛配套于国内主流车企。其以'军工品质、亲民价格'著称，在商用车和家用车市场均有极高占有率。","product_intro":"长城多效防冻液YF-2型采用涤纶级乙二醇和复合缓蚀剂，冰点低至-35℃，适合东北、西北等严寒地区使用。产品对铝制发动机和铜质散热器均有良好保护，能有效抑制水垢生成。4kg装（约3.6L）设计紧凑，适合小型车和微型车补充或更换。","key_specs":["冰点: -35℃","沸点: 106℃","容量: 4kg","配方类型: 无机型+有机复合","适用标准: GB 29743.1","颜色: 蓝色"]}
• alt_products：[{"product_name":"长城多效防冻液","brand":"长城润滑油","model":"YF-2型 -35℃ 4kg","price":59},{"product_name":"百适通AF2100长效冷却液","brand":"百适通","model":"AF2100 -37℃ 3.78L","price":99},{"product_name":"博世发动机冷却液","brand":"博世","model":"通用型 -25℃ 4L","price":79}]
• kol_quotes：["汽车之家论坛版主：'长城这款冷却液我用了三年，水箱干干净净，性价比吊打进口品牌。'","B站汽修UP主：'实测冰点-36℃，比标称还低一度，国产品牌越来越靠谱。'"]
• scoring_breakdown：[{"source":"word_of_mouth","score":84.1,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍认可其'耐寒'特性，有黑龙江车主反馈冬季-30℃启动顺畅，未出现冻堵。价格优势明显，被许多老司机称为'国产良心'。部分用户指出其沸点相对较低，在夏季高温或高负荷工况下需注意检查。包装为塑料桶，密封性良好，物流无漏液。","source_count":3}},{"source":"objective","score":73.75621212121212,"weight":0.5,"confidence":0.5,"details":{"rating_avg":4.6,"price":59,"wom_score":84.1}},{"source":"user_review","score":92,"weight":0.15,"confidence":1,"details":{"rating_avg":4.6,"review_count":15000,"source":"product_reviews_aggregate"}},{"source":"expert","score":80.80000000000001,"weight":0.15,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"matched_count":2,"base_score":82,"weighted_score":80,"sample":["汽车之家论坛版主：'长城这款冷却液我用了三年，水箱干干净净，性价比吊打进口品牌。'","B站汽修UP主：'实测冰点-36℃，比标称还低一度，国产品牌越来越靠谱。'"]}}]
• method_version：v3
• search_visual：null