6~14岁儿童贫血的血红蛋白值的低限是
A.90g/LB.100.0g/LC.110.0g/LD.120.0g/LE.130.0g/L
参考答案:D
麝香药材的鉴别特征是()
A."彩光"
B."吻鳞不切鼻孔"
C."方胜纹"
D."挂甲"
E."冒槽"
信令网由()、()和()组成