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【单选题】
当轿厢速度大于( ),则应用钢丝绳做补偿装置,同时在底坑内设置补偿轮和张紧装置。A.
1.5m/s
B.
2.0m/s
C.
2.5m/s
D.
3.0m/s
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反馈参考答案：
举一反三
【单选题】During a fire drill on a vessel,what action is required?（）.
A.
Start each fire pump
B.
Launch aand run a lifeboat
C.
Inventory rescue and fire equipment
D.
Inspect fire hoses
【简答题】Task 2 Listen and judge.
【简答题】Task 3 Listen to the tape and write down the possible responses to Task 2
【单选题】At least twenty firemen were killed ______ of the collapse of the building during the fire accident.
A.
as a rule
B.
as for
C.
as a result
D.
as far
【简答题】初中时是怎么描述电磁感应现象的
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