Unverified82% confidenceDecision RuleTime unknown
发声哨片应深埋于填充物中心，与外层间隔≥3cm缓冲层，避免宠物一口咬穿直接接触硬质发声件
1
Sources
82%
Confidence
Long-term
Relevance
-
First Seen
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Unverified发声器（squeaker）应内嵌于双层缝合结构中，边缘采用锁边工艺，才能防止大型犬撕开后误吞塑料哨片76% similarUnverified发声器（哨片）应嵌入玩具内部并被至少3-5mm厚橡胶包裹，避免拆卸式或表层浅埋结构，防止大型犬咬破后吞食哨片造成肠道异物75% similarUnverified选购前测量宠物头围（眉骨上方绕头一圈）和口鼻长度，头套内径应比头围大2-3cm留出呼吸空间，过紧会压迫导致抗拒75% similarUnverified大型犬（金毛、拉布拉多、德牧等）应选择内置发声器为BB哨（塑料哨片）而非电子发声模块的产品，且哨片需嵌入橡胶/TPR包裹层≥3mm，避免咬碎误吞74% similarUnverified听诊头越大声音采集面越广、低频心音越清晰，但越大越难贴合小动物弯曲胸廓；折中方案是选双头款兼顾大小面，或直接按宠物体型定尺寸74% similar
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