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【单选题】
在第45届世界技能大赛管道与制暖项目中,中国选手取得( )的好成绩。
A.
金牌
B.
银牌
C.
铜牌
D.
优胜奖
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【单选题】民用建筑工程验收时，环境污染物浓度现场检测点应距内墙面不小于（）m。
A.
0.5
B.
1
C.
1.2
D.
1.5
查看完整题目与答案
【单选题】Which of the following can NOT be seen as a difference between Brazilian and American negotiators7
A.
Americans prepare more points before negotiations.
B.
Americans are more straightforward during negotiations.
C.
Brazilians prefer more eye contact during negotiations.
D.
Brazilians seek more background information.
查看完整题目与答案
【单选题】The government cannot compromise too much to the teachers unions because ______.
A.
the negotiations are ineffective
B.
the strike is actually under control
C.
it will set an example for other unions
D.
the teachers' unions will demand more
查看完整题目与答案
【简答题】Complete the summary with key information from the passage. More than one answer may be possible. A car crash which 1. of her brother forced the narrator to go to her hometown. With the house in disar...
查看完整题目与答案
【单选题】由于难加工材料的( ),有些材料还有较强的化学亲和力,所以,切削难加工材料时铣刀的磨损速度也较快。
A.
强度高、塑性大
B.
热强度高、切削温度高
C.
塑性大、切削力大
D.
加工硬化严重、强度高、热强度高、切削温度高、塑性大
查看完整题目与答案
【单选题】Which of the following can NOT be seen as a difference between Brazilian and American negotiators?
A.
Americans prepare more points before negouations．
B.
Americans are more straightforward during negotiations．
C.
Brazilians prefer more eye contact during negotiations．
D.
Brazilians seek more background information．
查看完整题目与答案
【单选题】由于难加工材料的(),有些材料还有较强的化学亲和力和粘合现象,所以,切屑难加工材料时铣刀的磨损速度也较快。
A.
加工硬化严重、强度高、热强度高、切屑温度高、塑性大
B.
强度高、塑性大
C.
热强度高、切屑温度高
D.
塑性大、切削力大
查看完整题目与答案
【单选题】由于难加工材料的( ),有些材料还有较强的化学亲和力和粘合现象,所以,切削难加工材料时铣刀的磨损速度也较快。
A.
强度高、塑性大
B.
热强度高、切屑温度高
C.
塑性大、切削力大
D.
加工硬化严重、强度高、热强度高、切屑温度高、塑性大
查看完整题目与答案
【单选题】民用建筑工程验收时，环境污染物浓度现场检测点应距内墙面不小于（ ）m、距楼地面高度0．8～1．5 m。
A.
0．5
B.
1．0
C.
1．5
D.
2．0
查看完整题目与答案
【多选题】民用建筑工程验收时,环境污染物浓度现场检测点应距内墙不小于( )、距楼地面高度( )。
A.
国外进口钢材
B.
钢材混批
C.
板厚等于或大于60mm,且设计有Z向性能要求的厚板;
D.
建筑结构安全等级为一级,大跨度钢结构中主要受力构件所采用的钢材
E.
设计有复验要求的钢材
查看完整题目与答案
相关题目：
【单选题】民用建筑工程验收时，环境污染物浓度现场检测点应距内墙面不小于（）m。
A.
0.5
B.
1
C.
1.2
D.
1.5
查看完整题目与答案
【单选题】Which of the following can NOT be seen as a difference between Brazilian and American negotiators7
A.
Americans prepare more points before negotiations.
B.
Americans are more straightforward during negotiations.
C.
Brazilians prefer more eye contact during negotiations.
D.
Brazilians seek more background information.
查看完整题目与答案
【单选题】The government cannot compromise too much to the teachers unions because ______.
A.
the negotiations are ineffective
B.
the strike is actually under control
C.
it will set an example for other unions
D.
the teachers' unions will demand more
查看完整题目与答案
【简答题】Complete the summary with key information from the passage. More than one answer may be possible. A car crash which 1. of her brother forced the narrator to go to her hometown. With the house in disar...
查看完整题目与答案
【单选题】由于难加工材料的( ),有些材料还有较强的化学亲和力,所以,切削难加工材料时铣刀的磨损速度也较快。
A.
强度高、塑性大
B.
热强度高、切削温度高
C.
塑性大、切削力大
D.
加工硬化严重、强度高、热强度高、切削温度高、塑性大
查看完整题目与答案
【单选题】Which of the following can NOT be seen as a difference between Brazilian and American negotiators?
A.
Americans prepare more points before negouations．
B.
Americans are more straightforward during negotiations．
C.
Brazilians prefer more eye contact during negotiations．
D.
Brazilians seek more background information．
查看完整题目与答案
【单选题】由于难加工材料的(),有些材料还有较强的化学亲和力和粘合现象,所以,切屑难加工材料时铣刀的磨损速度也较快。
A.
加工硬化严重、强度高、热强度高、切屑温度高、塑性大
B.
强度高、塑性大
C.
热强度高、切屑温度高
D.
塑性大、切削力大
查看完整题目与答案
【单选题】由于难加工材料的( ),有些材料还有较强的化学亲和力和粘合现象,所以,切削难加工材料时铣刀的磨损速度也较快。
A.
强度高、塑性大
B.
热强度高、切屑温度高
C.
塑性大、切削力大
D.
加工硬化严重、强度高、热强度高、切屑温度高、塑性大
查看完整题目与答案
【单选题】民用建筑工程验收时，环境污染物浓度现场检测点应距内墙面不小于（ ）m、距楼地面高度0．8～1．5 m。
A.
0．5
B.
1．0
C.
1．5
D.
2．0
查看完整题目与答案
【多选题】民用建筑工程验收时,环境污染物浓度现场检测点应距内墙不小于( )、距楼地面高度( )。
A.
国外进口钢材
B.
钢材混批
C.
板厚等于或大于60mm,且设计有Z向性能要求的厚板;
D.
建筑结构安全等级为一级,大跨度钢结构中主要受力构件所采用的钢材
E.
设计有复验要求的钢材
查看完整题目与答案