电机()会造成捞渣机振动大。 ["功率大","固定支撑不牢","转速过快","出力不足"]
对肝肾综合征的治疗错误的是() ["多数病人需透析治疗","试用立其丁","试用速尿","避免肾损药物","试用多巴胺"]
器质性损害可以出现的精神症状有哪些?() ["注意力障碍","激越","智力下降","谵妄","头痛"]
主要用于预防疟疾的药物是() ["乙胺嘧啶","奎宁","青蒿素","伯氨喹","氯喹"]
关于TIA下列哪些描述是正确的() ["脑CT扫描正常","传统TIA定义时限为24小时内恢复","颈内动脉系统TIA通常持续时间短,发作频率小,较多进展为脑梗死","椎-基底动脉系统TIA持续时间长,发作频率多,进展至脑梗死机会少","TIA最常表现是运动障碍"]
时间定额如何计算?