低体温()低血钙()循环超负荷() ["短期内大量输入冷藏血","输血速度超过心脏负荷能力","大量输入含枸橼酸钠的血制品","血液受污染","输入受细菌污染的血制品"]
在膝部特殊检查中,“过度向前移位(1cm)为前交叉韧带损伤;过度向后移位为后交叉韧带损伤;过度向前、向后移位,则为前、后交叉韧带损伤”的是() ["重力试验","交锁征","抽屉试验","过伸试验(Jones试验)","侧方挤压试验(内翻或外翻应力试验)"]
心脏压力负荷是指() ["心脏收缩时所承受的阻抗负荷","静脉压是心室肌的后负荷","心脏收缩、舒张时的心腔容积","心脏舒张时所承受的容量负荷","心脏收缩时所承受的容量负荷"]
急性左心衰竭时最典型的表现是() ["咳嗽","咳痰","突发严重的呼吸困难","面色灰暗","皮肤潮湿"]
下列()属于NEC的合同系列。 ["工程施工合同","专业服务合同","工程设计与施工简要合同","评判人合同","不定期合同"]
镗铣类加工中心与数控铣(镗)床的主要区别是什么?