Twenty hours after setting out, the zippers of Gau's clothes were frozen solid, his hands were numb from the cold, his communications equipment was unable to connect due to the extremely low temperature, and his lighter would not light because of the high winds.
此時，距出發攻頂已將近 20 小時，衣服拉鍊結冰、手也僵直麻木，無線電對講機因溫度太低無法通訊、打火機因風太大也點不著。