Unverified85% confidenceTradeoffTime unknown
实心橡胶球弹跳性能优于空心球，但重量大、砸到地板噪音大且不适合室内；空心TPR球弹跳随机性强更能激发追逐欲，但耐咬性显著下降
1
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85%
Confidence
Long-term
Relevance
-
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Unverified耐咬性与弹性存在天然矛盾：实心球比中空球更耐咬但弹跳轨迹更单调；追求捡球互动趣味应选中空或带异形结构的弹跳球而非纯实心77% similarUnverified弹性越强的空心薄壁球（弹跳高）越能激发追逐欲，但耐磨性差易被撕裂；实心厚壁球耐咬但弹性弱、抛接乐趣低71% similarUnverified角度随机性强的机型趣味性高但落球位置不可预测，狭小室内易撞倒物品；固定角度更安全可控但娱乐性低69% similarUnverified球体稳固性与游戏刺激感冲突：球固定得越牢越不易丢失但滚动手感差、吸引力下降；可拨动幅度大的设计更有趣却更易被玩坏或抠出69% similarUnverified耐咬性与弹跳性能相互制约：硬度越高越耐咬但形变回弹越差、不规则弹跳越弱；追求趣味弹跳需牺牲部分耐用度，重度啃咬犬应优先耐咬而非弹跳68% similar
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