以下哪项不是自耦变压器的特点()A、过电压保护比较复杂 B、短路阻抗比普通变压器小

题型:单项选择题

问题:

以下哪项不是自耦变压器的特点()

A、过电压保护比较复杂

B、短路阻抗比普通变压器小

C、短路电流较小

D、一二次绕组之间有直接连接

考点:变电运行工考试变电运行工考试题库
题型:单项选择题

第二卷((选择题)

六.单词拼写(共10小题;每小题1分,满分10分)

61. Is there any_______ (可能性) for you to win the match?

62. It is not enough to have ________ (同情) for the disabled people.

63. He was a________ of cheating in the entrance exam.

64. The manager says the idea is ________ (值得的) of consideration.

65. He has never _______(羡慕)the rich luxurious pleasures.

66. I’m _________ (意识到的) that great changes will take place soon.

67. The police found a large q ________ of illegal drugs in his home.

68. As is known to all, it is important to know your own strengths and w__________.

69. On a ________, people who don’t smoke are healthier than people who do.

70. Since she is good at b _________, she can always get things at the reasonable price.

题型:单项选择题

关于甲氨蝶呤,下列哪点不正确:

A.用大量叶酸可减轻骨髓毒性

B.抑制二氢叶酸还原酶发挥抗肿瘤作用

C.可致肝肾损害

D.有致畸作用

E.对儿童急性白血病和绒癌疗效好

题型:单项选择题

单位工程施工组织设计的主要内容不包括()。

A.工程概况

B.施工总平面图设计

C.施工进度计划

D.资源配置计划

题型:单项选择题

轴流转浆式水轮机,叶片密封装置的作用是()。

A、防止水压降低;

B、防止渗入压力油;

C、对内防油外漏,对外防水渗入;

D、对内防水外漏,对外防油渗入。

题型:单项选择题

男,57岁,肠梗阻,拟在全麻下剖腹探查术,既往有支气管哮喘病史8年。

最重要术前准备是()

A.支气管扩张药

B.抗生素治疗

C.心肺功能检查

D.过敏原检查

E.免疫治疗

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