Unverified85% confidenceDecision RuleTime unknown
电加热热敷袋选择带PTC陶瓷加热+自动恒温断电的型号,恒温档位应能维持45-60℃并有过热保护,普通镍铬丝加热易局部过热且温控精度差
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85%
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Long-term
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