下列选项中,可以进行固定桥修复的是A.基牙牙槽骨吸收达根长的1/3 B.游离端缺失牙

题型:单项选择题

问题:

下列选项中,可以进行固定桥修复的是

A.基牙牙槽骨吸收达根长的1/3

B.游离端缺失牙数目超过2个

C.牙槽骨吸收未稳定

D.对颌牙伸长形成牙间锁结,下颌运动受限

考点:广西临床住院医师规范化培训内科学内科学题库
题型:单项选择题

人工流产各注意事项中,错误的是()

A.注意休息

B.1个月内禁止性生活

C. * * 出血>14天,需及时返诊

D.常规服用抗生素

E.避孕

题型:单项选择题

焦炭的质量指标包括()、灰分、硫分、M40、M10等。

题型:单项选择题

()盘点又称永续性盘点或动态盘点。

A、定期

B、长期

C、日常

D、间接

题型:单项选择题

Looking back on my childhood, I am convinced (1) naturalists are born and not made. Although we were all brought (2) in the same way, my brothers and sisters soon gave up their pressed flowers and insects. (3) them, I had no ear (4) music and languages, I was not an early reader and I could not do mental arithmetic.Before World War I we (5) our summer holidays in Hungary. I have only the memory of the house we lived (6) , of my room and my toys. I can hardly (7) clearly the large family of grandparents, aunts, uncles and cousins who gathered (8) door. But I do have a clear memory of the dogs, the farm (9) , the local birds and, (10) all, the insects.I am a (11) , not a scientist. I have a p (12) of the natural world, and my enthusiasm has led me into varied investigation. I love discussing my favorite topics and enjoy (13)  the midnight oil  (14)  reading about other people’s observations and discoveries. Then  (15)  happens that brings these observations together  (16)  my conscious mind. Suddenly you fancy (想象), you see the answer  (17)  the riddle, and books, of which some might honor with the title of scientific research.But curiosity, a keen eye, a good memory and enjoyment of the animal and plant world do not make a scientist; one of the outstanding and essential  (18)  required is self-discipline, a quality I lack. A scientist requires not only  (19)  but also hard training, determination and a goal. A scientist, up to a point, can be made. A naturalist is  (20) . If you can combine the two, you get the best of both worlds.

第(11)空应选择()

A.naturalist

B.philosopher

C.chemist

D.mathematician

题型:单项选择题

由于各种原因,造成IP承载网CE双节点发生故障退出服务,且设备故障历时超过()分钟,为IP承载网重大故障。

A.15

B.30

C.60

D.90

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