怎样测定配电变压器的变压比?

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问题:

怎样测定配电变压器的变压比?

考点:电气保运考试电气保运中级工电气保运中级工题库
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患者,女性,22岁。左上腹撞击伤4小时。当时除左腹部疼痛外无其他症状。回家后出现全腹疼痛,来诊时血压75/45mmHg,神志清楚,有全腹压痛和腹膜刺激现象,移动性浊音(+)。此时不适宜的处理是()。

A.给予哌替啶(度冷丁)镇痛

B.血型配型

C.生命体征监测

D.急诊行剖腹探查手术

E.B超检查

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由两个I25a组成的缀条式格构柱的整体式柱脚,如图16-6所示。柱分肢中心之间的距离为220mm,锚栓孔径d为60mm。柱作用于基础的压力设计值为500kN,弯矩设计值为130kN·m。钢材用Q23s,E43型焊条。

柱分肢构件的竖向连接角焊缝的hf(mm),下列何项数值最合适()?

A.10

B.11

C.12

D.13

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第二节:完形填空(共20小题;每小题1.5分,满分30分)

阅读下面短文,从短文后所给各题的四个选项(A、B、C和D)中,选出可以填入空白处的最佳选项。

A man had a little daughter--an only and much-loved child. He lived for her – she was his  36  . So when she became ill, he became like a man possessed, moving heaven and  37  to bring about her restoration to health.

His best efforts, however, proved  38  and the child died. The father became a bitter recluse, shutting himself  39  from his many friends and  40  every activity that might restore his poise (平静) and bring him back to his  41  self.   42  one night he had a dream.

He was in heaven, witnessing a grand pageant of all the little child  43  . They were marching  _44  a line passing by the Great White Throne. Every white-robed angelic child 45  a candle. He   _46  that one child’s candle was not lighted. Then he saw that the child with the  47  candle was his own little girl.  48  to her, he seized her in his arms, caressed her tenderly, and then asked, "How is it, darling, that your candle alone is  49 ?"

"Daddy, they often relight it, but your  50  always put it out. " Just then he awoke from his dream. The  51  was crystal clear (晶莹), and its effects were  52 .  53  that hour on he was not a recluse(隐者), but mingled freely and cheerfully with his  54  friends and associates. No longer would his darling’s candle be  55  by his useless tears.

36. A. time                  B. life                     C. possession         D. family

37. A. earth                 B. hospital           C. home                   D. field

38. A. good               B. hard              C. useless              D. useful

39. A. out                B. down             C. up                D. away

40. A. agreeing             B. permitting               C. refusing                 D. joining

41. A. normal             B. regular            C. common          D. gentle

42. A. Therefore            B. So               C. But              D. As

43. A. girls                B. angels            C. babies             D. gods

44. A. on                 B. at                C. under                   D. in

45. A. took                  B. brought           C. carded            D. caught

46. A. noticed              B. observed          C. watched           D. recognised

47. A. light               B. dark              C. bright             D. black

48. A. Walking             B. Jumping           C. Rushing          D. Climbing

49. A. unlighted            B. burning           C. lit                D. lighting

50. A. hearts              B. tears               C. wind              D. sweat

51. A. lesson              B. experience         C. dream            D. result

52. A. soon               B. fast              C. immediate         D. slow

53. A. After               B. Since                   C. From             D. In

54. A. former             B. older              C. regular            D. before

55. A. put on               B. put off            C. put up             D. pat out

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在心理测验中,将测验成绩的稳定性程度或多次测验所得成绩的一致性程度称为( )。

A.接近度
B.信度
C.效度
D.难度

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真空冶金与一般冶金相比,使用的耐材没有特殊要求。()

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