造成非战斗力减员的原因有很多,在东北地区,冻伤就是其中很重要的一个原因。由于东北地区冬季天气干燥、温度低,如果再加上刺骨寒风、运动后出汗导致体表蒸发增多带走体表的热量,就很容易出现冻伤。冻伤按损伤性质可区分为非冻结性损伤和冻结性损伤两类,按冻伤程度可分为Ⅰ度、Ⅱ度和Ⅲ度。Ⅰ度冻伤仅伤及皮肤表皮层,出现局部红、肿、痒、痛;Ⅱ度冻伤伤及皮肤真皮层,除了红、肿、痒、痛外,还会有大小不等的水疱;Ⅲ度冻伤伤及皮肤皮下组织,局部皮肤有坏死、出现紫褐色,愈后容易留有疤痕。南方籍 There are many reasons for non-combat attrition. Frostbite is one of the most important reasons in Northeast China. As the northeast of the winter dry weather, low temperature, if combined with biting cold, sweating after exercise led to increased body surface evaporation away body heat, it is prone to frostbite. According to the nature of the injury, the frostbite can be divided into two categories: non-freezing injury and frozen injury. According to the degree of frostbite, the degree of frostbite can be divided into the first degree, the second degree and the third degree. Ⅰ degree of frostbite only hurt the skin epidermis, the local red, swollen, itchy, pain; Ⅱ degrees frostbite and dermis of the skin, in addition to red, swollen, itchy, pain, there will be different sizes of blisters; Ⅲ degree Frozen wounds and skin subcutaneous tissue, local skin necrosis, appear purple brown, the more likely to leave scars. South