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【简答题】
火口湖,是火山口或熔岩高原喷口积水而成,如长白山天池。( )
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题目标签:
火山口
高原
火口
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中国主要游客源国概况题库
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参考解析:
刷刷题刷刷变学霸
举一反三
【单选题】烧毛时,火口的温度一般为( )°C。
A.
80-100
B.
200-400
C.
400-600
D.
800-1200
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【单选题】The Exploding Lakes of Cameroon What comes to mind when youthink of a lake? You probably imagine a pretty scene with bue water, brds, and fish. FOr the people in the northwestern Cameroon, however,the...
A.
Water will flow down the hills.
B.
Poisonous gases will bereleased suddenly.
C.
A strong wind will rise from the lakes.
D.
The volcanoes will come to life.
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【单选题】()是青藏高原藏族人民向南部迁移、扩散的主要通道。
A.
尼泊尔与西藏接壤处
B.
阿克赛钦地带
C.
横断山脉
D.
西藏与新疆相接处
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【单选题】The Exploding Lakes of Cameroon What comes to mind when you think of a lake You probably imagine a pretty scene with blue water, birds, and fish. For the people in the northwestern Cameroon, however,...
A.
the gases rise to the top and mix with air.
B.
people from the villages turn over the water.
C.
scientists have put in a computer system.
D.
they have more gases trapped at the bottom than other crater lakes.
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【简答题】风机轴承温度过高原因有哪些?
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【单选题】黄土高原水土保持工作的根本措施是 ( )
A.
平整土地
B.
修筑梯田
C.
深耕改土
D.
植树种草
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【单选题】具有“地面平坦,一望无垠”特点的高原是 [ ]
A.
黄土高原
B.
内蒙古高原
C.
青藏高原
D.
云贵高原
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【单选题】胃窦部有一圆形溃疡,直径2cm,溃疡较浅,边缘不整齐,外形火山口状。其诊断最可能为().
A.
急性胃溃疡
B.
胃溃疡病
C.
应激性溃疡
D.
早期凹陷型胃癌
E.
溃疡型胃癌
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【单选题】共用题干 The Exploding Lakes of CameroonWhat comes to mind when you think of a lake?You probably imagine a pretty scene with blue water, birds,and fish.For the people in the northwestern Cameroon,however,...
A.
Water will flow down the hills.
B.
Poisonous gases will be released suddenly.
C.
A strong wind will rise from the lakes.
D.
The volcanoes will come to life.
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【简答题】患者女性,52岁,胃部不适半年。胃镜检查:胃体大弯侧见一直径2.5cm不规则溃疡,溃疡边缘不整齐、隆起呈火山口状,底部凹凸不平、有坏死出血,首先考虑的诊断是
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