金属护套对地绝缘电阻,维护指标(),维护周期()。
A.大于等于5MΩ/单盘、半年
B.10MΩ/单盘、1年
C.2MΩ/单盘、1年
D.2MΩ/单盘、半年
参考答案:D
词汇运用 (本大题共8分,每小题1分)
(A) 根据句意和汉语注释,写出单词的正确形式。
小题1:What you said will change none of our __________(决定).
小题2: I am often ___________ (提供) some useful help by my teachers and classmates.
小题3: Mr Wu is the ___________(严格的) teacher I’ve ever met in my life.
小题4: Jeremy Lin said in a recent magazine ___________(采访) that he is still sometimes affected by
racism(种族歧视).
(B) 根据句意, 用括号内所给单词的适当形式填空。
小题5: Many Chinese students choose to study abroad for ___________(far) education.
小题6: The police __________(success) solved all the mysteries and found the killer at last.
小题7:The result of the experiment was really ___________(surprise) to everyone.
小题8: It gave me much ___________(please) to see so great changes in my hometown.
有关D-二聚体,错误的叙述是()
A.D-二聚体检测对血栓诊断的特异性达90%以上
B.D-二聚体阳性主要见于继发性纤溶亢进症
C.D-二聚体是鉴别原发性和继发性纤溶的良好指标
D.D-二聚体是纤溶酶降解交联的纤维蛋白的产物
E.D-二聚体检测阴性,基本可排除血栓形成