组织相容性抗原
参考答案:
解析:是代表个体特异性抗原,能引起快而强排斥反应的组织相容性抗原。
It’s nothing unusual to experience failure, and _____ ought we to be so discouraged.
A.in no time
B.by all means
C.in no way
D.in any condition
SWITCH变流器中直流母排的正常工作电压为()V.
A.950
B.1000
C.1050
D.1100