星海扬琴延音踏板（通用型）

评测依据

• review_count：3200
• rating_avg：4.6
• brand_reputation：0
• merchant_count：0
• price_range：[100,299]
• dimension：best_value
• sources：["京东","天猫"]
• time_range：{"from":"2026-06-25 23:34:28","to":"2026-06-25 23:34:28"}
• intros：{"brand_intro":"星海乐器成立于1949年，是新中国第一家乐器制造企业，被誉为\"中国乐器工业的摇篮\"。品牌以钢琴、扬琴、管乐器为核心，拥有多项国家专利，产品远销海外。星海扬琴配件以高性价比和稳定耐用著称，是众多音乐院校和考级指定品牌。","product_intro":"星海XH-YP01扬琴延音踏板专为传统402型扬琴设计，采用高碳钢弹簧和防滑橡胶底座，踩踏回弹灵敏，延音效果自然通透。踏板连接杆可调节长度，适配不同琴架高度。表面镀铬处理防锈耐磨，适合日常练习和舞台演出。","key_specs":["适用琴型：402型/401型扬琴","材质：高碳钢+镀铬表面","连接杆长度：30-45cm可调","踏板尺寸：12×8cm","重量：0.6kg","配件：连接线×1、固定夹×2"]}
• alt_products：[{"product_name":"星海扬琴延音踏板（通用型）","brand":"星海","model":"XH-YP01","price":168},{"product_name":"金韵扬琴延音踏板（轻量便携款）","brand":"金韵","model":"JY-YP04","price":158},{"product_name":"乐海扬琴延音踏板（双弹簧加强型）","brand":"乐海","model":"LH-YP03","price":218}]
• kol_quotes：["@扬琴小刘：星海这款踏板是入门首选，百元价位没有对手。","@民乐老张：用了三年没出过问题，国货良心。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":85.89999999999999,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍认可其性价比，认为做工扎实、踩踏顺滑，无明显噪音。多数买家反馈安装简单，与星海402扬琴完美匹配。部分用户提到连接杆在极端角度下偶有松动，但整体稳定性优于同价位竞品。适合初学者和中级演奏者日常使用。","source_count":2}},{"source":"objective","score":82.01374371859295,"weight":0.4,"confidence":0.5,"details":{"rating_avg":4.6,"price":168,"wom_score":85.89999999999999}},{"source":"user_review","score":92,"weight":0.2,"confidence":1,"details":{"rating_avg":4.6,"review_count":3200,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.2,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["@扬琴小刘：星海这款踏板是入门首选，百元价位没有对手。","@民乐老张：用了三年没出过问题，国货良心。"]}}]
• method_version：v2
• search_visual：null