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【单选题】
Bronze is a kind of ______, which is the mixture of different metals.
A.
alloy
B.
copper
C.
lead
D.
iron
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参考答案：
举一反三
【单选题】下列有关鼻部外伤CT检查技术的叙述,错误的是()
A.
横断位扫描取仰卧位,听眶下线垂直于床面
B.
横断位扫描基线平行于听鼻线
C.
冠状位扫描头尽量后仰,尽量使听眶下线平行于床面 D冠状位扫描基线平行于鼻骨长轴
D.
容积扫描范围从鼻根至鼻尖
【单选题】The number of turns on the primary side of the transformer increases by 5%, and the number of turns on the secondary side decreases by 5%, and the excitation reactance will ().
A.
The same
B.
Increased about 10%
C.
Reduced about 10%
【单选题】The Kingdom of Dian was famous for the ______ .
A.
minorities
B.
bronze metallurgy
C.
troops
D.
farming
【单选题】下列有关鼻和鼻窦外伤骨折CT诊断需求的叙述,错误的是()
A.
鼻骨骨折可行薄层冠状CT平扫骨窗观察骨折线
B.
三维重建对复合骨折和细微骨折的显示优于X线
C.
CT显示软组织损伤及脑脊液鼻漏优于MR
D.
CT可判断骨折的情况和类型
E.
CT可发现邻近结构的损伤
【单选题】When a 50Hz transformer is connected to a 60Hz power grid, the size of the external voltage remains unchanged, and the excitation current will be ().
A.
increase
B.
reduce
C.
The same
【单选题】When the transformer is connected to the rated voltage at the primary side and the pure resistive load at the secondary side, the power input from the primary side ().
A.
Contains only active power;
B.
Contains only inductive reactive power;
C.
It contains both active power and inductive reactive power;
D.
It contains both active power and capacitive reactive power.
【多选题】Which ones were the well-known cultures in ancient Yunnan?
A.
ethnic culture
B.
bronze culture in the ancient Dian Kingdom
C.
Cuan culture in Qujing
D.
Nanzhao culture in Dali
相关题目：
【单选题】下列有关鼻部外伤CT检查技术的叙述,错误的是()
A.
横断位扫描取仰卧位,听眶下线垂直于床面
B.
横断位扫描基线平行于听鼻线
C.
冠状位扫描头尽量后仰,尽量使听眶下线平行于床面 D冠状位扫描基线平行于鼻骨长轴
D.
容积扫描范围从鼻根至鼻尖
【单选题】The number of turns on the primary side of the transformer increases by 5%, and the number of turns on the secondary side decreases by 5%, and the excitation reactance will ().
A.
The same
B.
Increased about 10%
C.
Reduced about 10%
【单选题】The Kingdom of Dian was famous for the ______ .
A.
minorities
B.
bronze metallurgy
C.
troops
D.
farming
【单选题】下列有关鼻和鼻窦外伤骨折CT诊断需求的叙述,错误的是()
A.
鼻骨骨折可行薄层冠状CT平扫骨窗观察骨折线
B.
三维重建对复合骨折和细微骨折的显示优于X线
C.
CT显示软组织损伤及脑脊液鼻漏优于MR
D.
CT可判断骨折的情况和类型
E.
CT可发现邻近结构的损伤
【单选题】When a 50Hz transformer is connected to a 60Hz power grid, the size of the external voltage remains unchanged, and the excitation current will be ().
A.
increase
B.
reduce
C.
The same
【单选题】When the transformer is connected to the rated voltage at the primary side and the pure resistive load at the secondary side, the power input from the primary side ().
A.
Contains only active power;
B.
Contains only inductive reactive power;
C.
It contains both active power and inductive reactive power;
D.
It contains both active power and capacitive reactive power.
【多选题】Which ones were the well-known cultures in ancient Yunnan?
A.
ethnic culture
B.
bronze culture in the ancient Dian Kingdom
C.
Cuan culture in Qujing
D.
Nanzhao culture in Dali
参考解析：
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