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【单选题】
有关边坡稳定式支护结构，正确的是( )A.
需要分层放坡开挖基坑土方
B.
支护深度6～20M
C.
先喷射混凝土，再打入土钉
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【多选题】What are the positive& Negative effects of tourism?
A.
Economic effects
B.
Environmental effects
C.
Effects of mega events
D.
Social effects
【单选题】This is the first study to compare the effects of the new drug with its side effects.
A.
beneficial
B.
specific
C.
powerful
D.
potential
【简答题】Though the immediate effects can be seen, the lo______ effects remain unknown.
【单选题】Determining firm performance is a complex interaction of firm effects and industry effects, with other factors also considered. Based on historical analysis, what do we know about firm and industry ef...
A.
Managerial actions rather than firm effects have a large role in firm performance.
B.
Macro environmental effects such as a recession have more impact than either firm or industry effects
C.
Firm effects have more impact on performance than industry effects.
D.
Industry effects have more impact on performance than firm effects.
【单选题】Is a decentralized, distributed and public digital ledger that is used to record transactions across many computers so that the record cannot be alterred retroactively without the alteration of all su...
A.
Cloud service
B.
Blockchain
C.
Internet of things
D.
Artificial intellingence
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