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【单选题】
I can see your point of view.
A.
Calming down
B.
Expressing your point of view
C.
Creating solutions
D.
Closing a negotiation
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【简答题】电弧焊焊接时最高温度可达多少度?
【判断题】电弧焊时电弧温度高达3000℃以上,电焊所产生的火花和熔珠以及产生的高温可引起可燃物料着火。( )
A.
正确
B.
错误
【单选题】焊条电弧焊焊接时,电弧中心部分的温度可达()
A.
3000~3300℃
B.
6000~10000℃
C.
5000~8000℃
D.
18000~24000K
【单选题】华中数控车系统中G76是 指令(华中系统)。
A.
螺纹切削复合循环
B.
端面切削循环
C.
内外径粗车复合循环
D.
封闭轮廓复合循环
【简答题】胶质小结(glial nodules)
【单选题】焊接低碳钢或低合金钢时,电弧中心部分的温度可达6000~8000℃,两电极的温度可达到2400~2600℃。这种焊接方式为( )。
A.
电子束焊
B.
激光焊
C.
电弧焊
D.
等离子弧焊
【简答题】lymphoid tissue
【单选题】Which of the following is a primary lymphoid organ?
A.
spleen
B.
thymus
C.
MALT
D.
lymphoid
【简答题】Vocal nodules
【单选题】About lymphoid organs ()
A.
Thymus and bursa of Fabricius are central lymphoid organs
B.
Spleen, lymph node and tonsil are peripheral lymphoid organs
C.
The submucous tissues of digestive tract, respiratory tract and urogenital tract are rich in lymphoid tissue
D.
Lymph nodes are mostly distributed near the organ door, along the blood trunk, and in the body fossa, collecting the lymph in the area
E.
All of the above are correct
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