绿联 SDI高清视频线 3G-SDI 75-3

评测依据

• review_count：9500
• rating_avg：4.6
• brand_reputation：0
• merchant_count：0
• price_range：[0,99]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 01:03:17","to":"2026-06-26 01:03:17"}
• intros：{"brand_intro":"绿联（UGREEN）成立于2012年，是国内知名的数码配件品牌，产品涵盖线缆、充电器、扩展坞等。公司注重设计创新与用户体验，多次获得红点、iF设计奖。绿联以严格的品控和亲民价格赢得市场，在天猫和京东平台长期占据销量前列。","product_intro":"这款3G-SDI线缆采用75-3规格，支持最高1080P@60Hz视频传输，兼容SD-SDI和HD-SDI设备。线身采用PVC环保材质，柔韧耐弯折。镀镍BNC接头防腐蚀，适用于监控摄像头、摄像机及视频会议系统，传输距离约30米。","key_specs":["规格: 75-3","支持标准: 3G-SDI/HD-SDI/SD-SDI","导体: 镀锡无氧铜","接口: 镀镍BNC","最大传输距离: 30米 (1080P)","阻抗: 75Ω"]}
• alt_products：[{"product_name":"绿联 SDI高清视频线 3G-SDI 75-3","brand":"绿联","model":"UGREEN 50713","price":29},{"product_name":"秋叶原 75-5 128编 SDI高清视频线","brand":"秋叶原","model":"QY-SDI75-5-128","price":45},{"product_name":"山泽 6G-SDI 高清视频线 75-5","brand":"山泽","model":"SAMZHE SDI-6050","price":68}]
• kol_quotes：["绿联的线材在直播推流中表现稳定，推荐入门用户。","这个价格买到3G-SDI线，还要什么自行车。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":82.9,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户评价其做工精致，接头紧密无松动。多数买家用于家庭监控和直播场景，认为30米内画质清晰。部分用户提到长距离传输时信号略有衰减，但日常使用足够。性价比高，适合预算有限的个人用户。","source_count":0}},{"source":"objective","score":82.42712121212121,"weight":0.5,"confidence":0.5,"details":{"rating_avg":4.6,"price":29,"wom_score":82.9}},{"source":"user_review","score":92,"weight":0.2,"confidence":1,"details":{"rating_avg":4.6,"review_count":9500,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["绿联的线材在直播推流中表现稳定，推荐入门用户。","这个价格买到3G-SDI线，还要什么自行车。"]}}]
• method_version：v3
• search_visual：null