对于分裂变压器,通常制造厂提供的半穿越电抗是指( )。 A.高压绕组与总的低压绕组

题型:单项选择题

问题:

对于分裂变压器,通常制造厂提供的半穿越电抗是指( )。

A.高压绕组与总的低压绕组间的穿越电抗,并以分裂变压器二次绕组容量为基准的数值;
B.高压绕组与总的低压绕组间的穿越电抗,并以分裂变压器一次绕组容量为基准的数值;
C.高压绕组与一个低压绕组间的穿越电抗,并以分裂变压器二次绕组容量为基准的数值;
D.高压绕组与一个低压绕组间的穿越电抗,并以分裂变压器一次绕组容量为基准的数值。

考点:注册电气工程师发输变电专业短路电流计算
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阅读下面短文,从短文后所给各题的A、B、C、D四个选项中选出能填入相应空白处的最佳选项。
It was 4 o’clock in the morning, when I received the phone call.
“This is the emergency room calling and your son was just   1  in with severe burns on his face, neck and arms. We’ve called for a (n)   2  and are going to fly him to the burn unit in Seattle.”
Seattle was 350 miles from his college, so we knew immediately this was   3 .
The doctor described the accident, which caused the burns. At 6 am, our son and his friends decided to barbecue hamburgers. When they   4  the charcoal (木炭), it burst into flames because they had sprayed (喷洒) too much gasoline (petrol). The flames   5  my son’s shirt tail and shot from his waist to his head.
  6 , one of the boys was quick-minded, grasped my son, and rolled him on the grass. While it saved his life, it was not in   7  to save him from severe burns and the terrible scars (伤疤). So, he had to return to college with scars.
When I was a child, my mother told my sister, who had a 10-inch, very   8  scar on her arm. “Ann, if you ignore the scar, other people will ignore it. It doesn’t mean they won’t   9  it, but it means it will not matter to them if it doesn’t matter to you.”
I   10  this wisdom (智慧) on to my son. He took my advice to   11  and returned to school with his head held high — glad he was alive.
By the end of the six-month waiting period, he decided that the scars did not matter, so he made the   12  to give up any plastic surgery (外科手术).
We all have “scars” that   13  people to keep away from us. And we spend a lot of time thinking that if only we looked differently, or dressed differently, people would like us better.
But you see, people will only judge you by your looks, or your clothes, if you are judging yourself by these same   14  standards(标准). Put your imperfections out of your   15  and concentrate (集中) on what you value within yourself, and your beauty will shine through.
小题1:
A.broughtB.givenC.turnedD.shown
小题2:
A.doctorB.hospitalC.helicopterD.ambulance
小题3:
A.seriousB.terribleC.dangerousD.important
小题4:
A.gotB.litC.burnedD.moved
小题5:
A.tookB.heldC.caughtD.attracted
小题6:
A.PersonallyB.TechnicallyC.SadlyD.Fortunately
小题7:
A.shapeB.placeC.factD.time
小题8:
A.nervousB.formalC.obviousD.amusing
小题9:
A.admitB.noticeC.hateD.hide
小题10:
A.passedB.keptC.handedD.sent
小题11:
A.lifeB.heartC.considerationD.practice
小题12:
A.mistakeB.surveyC.decisionD.instruction
小题13:
A.inviteB.causeC.allowD.impress
小题14:
A.falseB.strictC.similarD.amusing
小题15:
A.headB.heartC.sightD.mind
题型:单项选择题

阿巴丹是沙特阿拉伯的重要港口。

题型:单项选择题

关于呋塞米的不良反应,下列哪一项是错误的

A.低血钾

B.高尿酸血症

C.高血钙

D.碱血症

E.耳毒性

题型:单项选择题

下列关于麻黄碱的说法正确的是

A.本品为白色结晶性粉末,无臭,味苦,极微溶于水

B.呈酸碱两性

C.属苯乙胺类肾上腺素受体激动药

D.有四个光学异构体

E.极易氧化变色

题型:单项选择题

外伤后预防破伤风最可靠和最有效的方法是

A.及时处理伤口

B.注射玻伤风抗毒素

C.注射破伤风类毒素

D.注射人体免疫球蛋白

E.应用大剂量青霉素

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