空调外机风扇的电机和风叶之间的固定螺钉松脱,这一故障的维修方法十分简单,只需重新将扇叶和电机之间的固定螺丝重新扭紧即可。
Fixed screw between air-conditioning fan motor and fan blades loose and maintenance method of this fault is very simple, only needs to be fixed between the screw blades and motor re tighten.
方法:骨盆前环外固定支架固定,骨盆后环经皮骶髂空心螺钉固定治疗骨盆骨折。
Methods: the fractured pelvis was fixed by external support at the anterior ring and percutaneous sacroiliac canulated screw at the posterior ring.
根据骨折类型,分别采取石膏或外固定架外固定、钢板螺钉或交锁髓内钉内固定等治疗。
According to the type of the fractures, these cases were treated with plaster, external fixation, plate and screws fixation or intramedullary interlocking nailing, respectively.
应用推荐