It is unimaginable for someone in such a high ______ in the government to behave so badly in public.
A. situation
B. position
C. profession
D. appointment
查看答案
CSMA/CD以太网中,发生冲突后,重发前的退避时间最大是( )。
A. 65536个时间片
B. 65535个时间片
C. 1024个时间片
D. 1023个时间片
Immediate solution should be()to save the people from the flood that has swept southern China this summer.
A. called at
B. called for
C. called on
D. called in
患儿,男,14岁。2周前患急性咽炎。1天前突然牙龈出血,口腔血疱,双下肢瘀斑。实验室检查:血红蛋白110g/L,白细胞9×109/L,血小板10×109/L,骨髓增生活跃,巨核细胞23个/片。应首先考虑的诊断是
A. 急性白血病
B. 再生障碍性贫血
C. 过敏性紫癜
D. 特发性血小板减少性紫癜(急性型)
E. 特发性血小板减少性紫癜(慢性型)
患儿,营养不良,体重低于正常均值20%,腹部皮褶厚度为0.6cm,肌张力基本正常。治疗开始时,供给热量为每日
A. 167~250kJ/kg
B. 218~302kJ/kg
C. 318~402kJ/kg
D. 418~502kJ/kg
E. 501~625kJ/kg