外周血涂片观察成熟红细胞形态对下列哪种疾病的诊断没有意义() ["再生障碍性贫血","缺铁性贫血","遗传性球形红细胞增多症","遗传性椭圆红细胞增多症","珠蛋白生成障碍性贫血"]
HTK-391型探测站周检探头箱及环温箱检修内容及标准是什么?
我国最常见的血红蛋白病是() ["HbC病","HbD病","HbE病","HbS病","稳定Hb病"]
车辆空气加热系统由()组成。 ["空气预热","客室加热","空气预热和客室加热","以上都不对"]
个别测定值与多次测定的算术平均值之间的差值称为() ["相对误差","偏差","绝对偏差","绝对误差"]
HTK-391型探测站周检磁钢及卡轨器检修内容及标准是什么?