简述局部加热元器件的方法。

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问题:

简述局部加热元器件的方法。

考点:手机维修考试手机维修(中级)手机维修(中级)题库
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在同一幅等高线地形图上,坡陡的地方,等高线                ;坡缓的地方,等高线                。

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期货合约的市场研究应当从( )几个方面着手。

A.该品种的现货价格波动特征、仓储分布等现货市场研究

B.该品种合约交易管理,结算交割和风险管理等期货市场研究

C.该品种合约将来的期货市场发展规模等市场前景的分析

D.该品种国际市场的期货交易状况

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侧向运动时,使下颌向左运动的主要肌肉是

A.左侧翼外肌下头

B.左侧嚼肌

C.右侧翼外肌下头

D.左侧翼外肌上头

E.右侧翼外肌上头

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It was early in the morning, on a lonely road. It's 1  heavily. A 9-year-old boy was in the car with his mother, who was 2  him to school. Suddenly, the car went off the road, rolled  several times, and came to rest upside down in a ditch (沟渠) filled with water.
Luckily, both the mother and son were 3  seatbelts. The mother suffered a blow to her head and was unable to move. The boy was frightened but 4 . As water came through broken windows in the car, he 5  unbuckled (解开) himself, climbed out of the  passenger  window, made his way around to the driver's side, and reached inside the 6  to free his trapped mother. With great effort, he managed to 7  her, pull her through the window and up to the road, where they were soon 8  .
His mother later recalled her experience of the 9  . Being unable to move or even  speak   to offer instructions (指导) or encouragement to her son, she was  10  by her little son's action. She recalled hearing  her boy saying out loud as he pulled her through the water, “I think I can, I think I can!”
It seemed clear    that this little boy's act of courage was from one of his favorite books: The Little Engine that Could. In that  11  , when everyone else had  12  hope, the Little Engine carried the heavy load of toys and good things to eat over the hill to the children waiting on the other side. He had 13  and took action. Obviously this book had left a 14  impression before the accident that rainy 15  and motivated (激励) the son to take action if the terrifying moments.
小题1:
A.snowing B.smokingC.blowingD.raining
小题2:
A.orderingB.drivingC.pushingD.flying
小题3:
A.makingB.watchingC.wearingD.missing
小题4:
A.afraidB.deadC.tiredD.unhurt
小题5:
A.quicklyB.carefullyC.nearlyD.happily
小题6:
A.boxB.roomC.carD.ditch
小题7:
A.respectB.introduceC.recognizeD.free
小题8:
A.acceptedB.rescuedC.welcomedD.fed
小题9:
A.accidentB.experimentC.travelD.fire
小题10:
A.excitedB.frightenedC.woundedD.amazed
小题11:
A.poemB.noticeC.storyD.dream
小题12:
A.realizedB.wakenC.kept upD.given up
小题13:
A.courageB.food C.spaceD.time
小题14:
A.badB.deepC.falseD.general
小题15:
A.afternoonB.nightC.morningD.evening
题型:问答题 简答题

如图所示是王洪同学连接的“电流跟电压关系”实验的电路图,各器件和连接都良好,闭合开关S后,可能出现的现象是

A.两电表的示数为零。

B.电流表的示数为零,电压表的示数不为零。

C.两电表的指针迅速发生最大偏转,两电表都损坏。

D.电流表有示数,电压表无示数。

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