下列检测无助于自身免疫病诊断的是
A．RF检测B．ANA检测C．抗乙酰胆碱受体检测D．白细胞分类计数E．抗dsDNA抗体检测
参考答案：D
----The number of the tigers is getting __________.
---- I agree _______ you.
A．more and more , to
B．smaller and smaller, to
C．smaller and smaller, with
D．more and more ,with
闭塞设备分为自动闭塞、和半自动闭塞。
