关于生理性贫血出现的原因,以下哪项是错误的() ["红细胞破坏增加","骨髓暂时性造血功能低下","婴儿生长发育迅速","循环血量迅速增加","红细胞寿命长"]
关于实验动物麻醉手术期间需输全血的指标() ["失血量在总血量20%~15%","失血量在总血量5%~10%","失血量在总血量10%~15%","失血量在总血量<5%","失血量在总血量>20%"]
小儿生理性贫血出现的时间为生后() ["1~2个月","2~3个月","4~5个月","6~7个月","8~10个月"]
适用于神经、肌肉系统实验最佳动物() ["狗","猫","兔","大鼠","猪"]
在设备运行过程中及时清理剔除的废包,以免剔除的废包堆积()。 ["浪费","损坏","卡坏设备","磨损设备"]
所谓地热能,简单地说.就是()。