下列哪项是缺铁性贫血最可靠的诊断依据()
A.网织红细胞减少
B.MCV降低
C.骨髓中铁粒幼红细胞减少
D.血清铁降低
E.骨髓象和红细胞系增生低下
参考答案:C
五百人议事会是 ( )
①公民大会的附属机构②负责为大会准备提案③在两次公民大会的休会期间,议事会是大会最高权力的代表④负责监督行政官员落实大会决议
A ①②③④ B ①②③
C ②③④ D ①③④
What does estimate at complete mean ?()
A.Each anticipated cost for project
B.Estimated average cost at project completion
C.Anticipated total cost at project completion
D.Anticipated expenses at project completion