A.輕度凍僵:直腸溫度為34~36℃ B.輕度凍僵:直腸溫度為33~36℃ C.中度凍僵:直腸溫度為33.1~33.9℃ D.中度凍僵:直腸溫度為32.1~33.9℃ E.重度凍僵:直腸溫度<32℃
A.0℃ B.1℃ C.-4℃ D.-5℃ E.-10℃