Unverified82% confidenceDecision RuleTime unknown
带滚轮/揉捏机芯的按摩垫机芯行程需≥8cm才能覆盖肩到腰的完整背部，行程不足只能局部按摩肩颈，选购时看'机芯升降范围'而非仅看'全背'宣传
1
Sources
82%
Confidence
Long-term
Relevance
-
First Seen
Sources
Related Entities
Related Claims
Unverified腰部/全身按摩椅垫选支持独立肩颈+腰背分区的款式，机芯行程（上下移动范围）应≥50cm才能覆盖全背，行程短的只能局部按摩86% similarUnverified机械揉捏机芯的按摩头数量常见为4头或8头，8头覆盖面积更大更适合宽腰背，但同时施压于脊柱正中的产品需谨慎，优质设计会让揉捏头分布于脊柱两侧避开椎骨83% similarUnverified颈肩、腰部等活动部位选带异形剪裁+弹力布基材的产品，粘胶宽边≥1.5cm才不易脱落；平坦部位（腹部、后背）普通方形贴即可83% similarUnverified腰围可调范围通常靠侧边或后腰松紧抽绳实现，标称尺码的实际腰围弹力款可拉伸4-8cm，无弹力固定腰头几乎无余量，网购需以平铺尺寸而非号码为准83% similarUnverified全身覆盖型（颈+背+腰+臀）按摩垫按摩头通常8个以上且分区可选，若只需缓解腰背可选4-6节点的局部款，节点过多但不能分区反而无法精准作用82% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/122971API
curl https://kongchang.com/api/v1/knowledge/claims/122971MCP
get_claim(id=122971)