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（四）某钢结构梯形屋架下弦的一个节点图如下所示，各杆件均采用双角钢组合形成，图中未注的焊脚尺寸均采用最小焊脚尺寸4mm，未注焊缝长度的为满焊，根据该图，回答下列6个问题。 8号杆件与节点板之间的肢背连接焊缝长度为()mm。（单选题） A.A.80 B.B.100 C.C.150 D.D.180 （四）某钢结构梯形屋架下弦的一个节点图如下所示，各杆件均采用双角钢组合形成，图中未注的焊脚尺寸均采用最小焊脚尺寸4mm，未注焊缝长度的为满焊，根据该图，回答下列6个问题。 8号杆件与节点板之间的肢背连接焊缝长度为()mm。（单选题） A.A.80 B.B.100 C.C.150 D.D.180 10号杆件与节点板之间的肢尖焊缝焊脚尺寸为()mm。（单选题）A.4 B.5 C.6 D.7 8号杆件肢背距杆件几何中心线的距离是()。（单选题）A.10 B.15 C.20 D.25 汇交该节点的腹杆有()。（多选题）A.1号构件 B.8号构件 C.9号构件 D.10号构件 E.45号构件 下弦杆双角钢组合肢背在上、肢尖。()（判断题） ⑨号杆件与节点板之间的肢尖焊缝为满焊，焊脚尺寸4mm。()（判断题）
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举一反三
【单选题】From the passage, we can infer that ______.
A.
all European nations are eager to become members of the European Monetary Union
B.
there is much uncertainty for the success of the Euro
C.
the euro will make critical contributions to a unified European
D.
it is not a wise idea to have the euro as a standard currency in such a hurry
【单选题】The customer relations team aims to ______ all complaints as quickly and effectively as possible.
A.
erase
B.
resolve
C.
contribute
D.
retain
【单选题】From the passage, we can infer that ______.
A.
all European nations are eager to become members of the European Monetary Union
B.
there is much uncertainty for the success of the euro
C.
the euro will make critical contributions to a unified European
D.
it is not a wise idea to have the euro as a standard currency in such a hurry
【单选题】An effective team exhibits all of the following except
A.
shared goals.
B.
directive leadership.
C.
a results-driven structure.
D.
competent team members.
【单选题】We can infer from the news item that______.
A.
the new deal will be signed up by all EU members
B.
all EU members promised to balance their budgets
C.
France and Germany might implement the deal in advance
D.
Germany and France hope to sign the deal anyway
【单选题】To make the coordination of the team members better, the trainer first of all has to know their ________ and weaknesses. [ ]
A.
techniques
B.
strengths
C.
benefits
D.
values
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