目前常用的电焊机有()、直流弧焊机和()。

题型:填空题

问题:

目前常用的电焊机有()、直流弧焊机和()。

考点:资格类灰化检修工(初级)灰化检修工(初级)题库
题型:填空题

一位哲人说过:“单凭观察所得的经验,是决不能充分证明必然性的。这是如此正确,以致不能从太阳总是在早晨升起来推断它明天会再升起。”这表明

A.所谓事物的因果联系,不过是人们在观察中所形成的习惯性联想

B.感性认识必须上升到理性认识

C.人们只能认识事物的现象,不能认识事物的本质

D.归纳法只能得出或然性的结论,这种结论在认识中没有任何价值

题型:填空题
Michael GreenBerg is a very popular New Yorker. He is not famous in sports or the  arts, But people in the streets  36 him, especially those who are   37  .
For those people, he is "Gloves" GreenBerg. How did he get that  38 ?
He looks like any otner Businessman, wearing a suit and carrying a Briefcase (公文箱). But he's  39 _. His Briefcase always has some gloves。
In winter,Mr.GreenBerg does not  40 like other New Yorkers,who look at the sidewalk and  41 the street.He looks around at   42 .He stops when he   43 someone with no gloves.He gives them a pair and then he   44 ,looking for more people with cold   45 .
On winter days,Mr.GreenBerg   46 gloves.During the rest of the year,he   47 gloves.People who have heard aBout him   48 him gloves,and he has many in his apartment.
Mr. GreenBerg     49   doing this 21 years ago. Now, many poor New Yorkers know him and      50     his Behavior. But people who don't know him are sometimes    51   him. They don't realize that he just wants to make them   52   .
It runs in the   53  .Michael's father always helped the poor as he Believed it made everyone happier. Michael GreenBerg feels the   54  .A pair of gloves may Be a   55  thing,But it can make a Big difference in winter.
小题1:
A.know aBoutB.learn fromC.cheer forD.look after
小题2:
A.oldB.BusyC.kindD.poor
小题3:
A.ioBB.nameC.chanceD.message
小题4:
A.calmB.differentC.crazyD.curious
小题5:
A.actB.soundC.feelD.dress
小题6:
A.cross overB.drive alongC.hurry downD.keep off
小题7:
A.carsB.peopleC.street numBersD.traffic lights
小题8:
A.helpsB.choosesC.greets D.sees
小题9:
A.holds upB.hangs outC.moves onD.turns around
小题10:
A.handsB.earsC.faces D.eyes
小题11:
A.searches for B.stores up C.gives away D.puts on
小题12:
A.Borrows B.sells C.returnsD.Buys
小题13:
A.call B.send C.lendD.show
小题14:
A.delayed B.rememBered C.Began D.enjoyed
小题15:
A.understand B.dislikeC.studyD.excuse
小题16:
A.sorry forB.satisfied withC.proud ofD.surprised By
小题17:
A.smartB.richC.specialD.happy
小题18:
A.cityB.familyC.neighBorhoodD.company
小题19:
A.honorB.painC.sameD.cold
小题20:
A.smallB.usefulC.delightfulD.comforting
题型:填空题

《互联网上网服务营业场所管理条例》规定,可以在居民住宅楼(院)内设立互联网上网服务营业场所。

题型:填空题

若有以下程序:
#include <iostream>
using namespace Std;
int main()

int i ;
int a[3] [3] = ’1’,’2’,’3’,’4’,’5’,’6’,’7’,’8’,’9’;
for(i=0;i<3;i++)
cout<<a[i] [1]<<" ";
cout<<end1;
return 0;

执行后的输出结果是( )。

A.50 53 56

B.49 52 55

C.2 5 8

D.1 4 7

题型:填空题

直埋电缆严禁位于地下管道的( )。

A.上方

B.下方

C.上方和下方

D.正上方或正下方

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