诊断狼疮性肾炎,下列哪项检查错误()
A.尿蛋白阳性
B.ANA阳性
C.C3下降
D.尿中异形红细胞异常
E.血免疫球蛋白下降
参考答案:E
7. Everything changes _____.What was not accepted in the past may be very popular with people now.
A.in time
B.on time
C.for time
D.over time
烧结生产中,精矿配比一般为()。
A.60%
B.70%
C.80%
D.100%