单项选择题
A.血液发生凝固 B.每次充液后细胞在计数室内分布不完全相同 C.充液不当 D.采血部位不当 E.稀释倍数不准
A.100~130g/L B.110~140g/L C.120~160g/L D.110~150g/L E.160~190g/L
A.100~130g/L B.100~150g/L C.120~160g/L D.110~150g/L E.160~180g/L