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【判断题】
梁悬挑端截面尺寸的原位标注为:300 x700/500表示悬挑端300,的截面高度为500,的截面高度为700 ( )。A.
正确
B.
错误
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举一反三
【简答题】In competitive markets, when the efficient quantity is produced the least likely result is to: A.Maximize total surplus B.Generate underproduction C.Minimize deadweight loss
【单选题】The engine of the ship was out of order and the bad weather_______ the helplessness of the crew at sea.
A.
addedto
B.
resultedfrom
C.
turnedout
D.
madeup
【单选题】Cancellation of the flight______ many passengers to spend the night at the airport.
A.
resulted
B.
obliged
C.
demanded
D.
recommended
【简答题】第一类危险源指可能发生意外释放的能量的载体或危害物质。第二类危险源：造成约束，限制能量措施失效或破坏的各种不安全因素，包括：①（）②（）③破坏环境条件三个方面.
【简答题】下图是体内细胞与内环境的关系示意图。请回答 细胞生活的液体环境必须保持相对稳定，细胞才能进行正常的生命活动，其中细胞外液的理化性质不断处于动态平衡之中，其理化性质的三个主要方面包括（）、（）和（）。
【单选题】According to the author, Americans' cultural blindness and linguistic ignorance will result in the following except ______
A.
limiting their role in world affairs
B.
affecting their image in the new era
C.
losing foreign friends
D.
strengthen the position of the U.S. dollar
【单选题】According to the passage, the Industrial Revolution is responsible for the following results except
A.
prosperity
B.
crime
C.
unemployment
D.
overcrowdedness
【单选题】The author indicates in the passage that conflict ______.
A.
is an inevitable straggle resulting from competition
B.
reflects the struggle among social animals
C.
is an opposition among individual social entities
D.
can be avoided
【单选题】The author indicates in the passage that conflict ______.
A.
is an inevitable struggle resulting from competition
B.
reflects the struggle among social animals
C.
is an opposition among individual social entities
D.
can be avoided
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