海大底改王（氧化型）

评测依据

• review_count：12500
• rating_avg：4.7
• brand_reputation：0
• merchant_count：0
• price_range：[0,99]
• dimension：best_quality
• sources：["京东","天猫","拼多多"]
• time_range：{"from":"2026-06-25 23:58:38","to":"2026-06-25 23:58:38"}
• intros：{"brand_intro":"海大集团是中国领先的农牧企业，成立于1998年，以水产饲料和动保为核心，拥有强大的研发团队和全国性销售网络。其水质调节剂产品以高效、安全著称，深受养殖户信赖，尤其在虾蟹养殖领域市场占有率极高。","product_intro":"海大底改王是一款高含量过硫酸氢钾复合盐氧化型底改，能快速氧化底部有机污物、分解残饵粪便，同时释放活性氧，抑制有害菌和寄生虫卵。适用于鱼虾蟹塘，使用后底泥变黄，水质清爽，不伤水草。","key_specs":{"适用对象":"鱼、虾、蟹、海参等水产养殖","主要成分":"过硫酸氢钾复合盐≥20%","剂型":"颗粒片剂","净含量":"1000g/袋","用法用量":"每亩水深1米用200-300g，直接抛撒","保质期":"24个月"}}
• alt_products：[{"product_name":"海大底改王（氧化型）","brand":"海大集团","model":"HD-DGW-01","price":68},{"product_name":"通威底改灵（氧化型）","brand":"通威股份","model":"TW-DGL-04","price":45},{"product_name":"渔美康底净宝（氧化型）","brand":"渔美康","model":"YMK-DJB-02","price":55}]
• kol_quotes：["海大底改王是虾塘底质管理的'定海神针'，氧化能力强且温和。 ——水产养殖达人@渔夫老张","用过很多底改，海大这款对老塘底泥的修复效果最突出。 ——抖音KOL@虾蟹养殖技术"]
• scoring_breakdown：[{"source":"word_of_mouth","score":90.79999999999998,"weight":0.25,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍反馈改底效果明显，使用后底泥发黑发臭现象显著改善，虾蟹偷死减少。多位养殖户提到配合增氧使用效果更佳，对水草无伤害。部分用户指出价格略高于同类产品，但认为性价比高。少数评论反映在高温季节需增加用量，总体好评率超过95%。","source_count":3}},{"source":"objective","score":92.72,"weight":0.45,"confidence":0.8,"details":{"rating_avg":4.7,"review_count":12500,"wom_score":90.79999999999998}},{"source":"user_review","score":94,"weight":0.2,"confidence":1,"details":{"rating_avg":4.7,"review_count":12500,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["海大底改王是虾塘底质管理的'定海神针'，氧化能力强且温和。 ——水产养殖达人@渔夫老张","用过很多底改，海大这款对老塘底泥的修复效果最突出。 ——抖音KOL@虾蟹养殖技术"]}}]
• method_version：v2
• search_visual：null