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【单选题】
双筋矩形截面满足 的条件,其目的是:( )A.
防止超筋破坏
B.
保证受压钢筋屈服
C.
防止少筋破坏
D.
保证受拉钢筋屈服
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】根据国际海上避碰规则,直航船独自采取行动避免碰撞之前,应__。1鸣放警告声号;2征得让路船同意;3保向保速;4查核让路船避让行动的有效性。
A.
①②
B.
②③④
C.
①③④
D.
①②③④
【简答题】根据国际海上避碰规则,直航船独自采取行动避免碰撞之前,应 。 1鸣放警告声号;2征得让路船同意;3保向保速;4查核让路船避让行动的有效性。A. ①② B. ②③④ C. ①③④ D. ①②③④
【单选题】根据国际海上避碰规则,允许直航船独自采取行动避免碰撞的前提条件是()。
A.
让路船无法根据规则采取行动
B.
直航船征得让路船同意
C.
让路船显然未按照规则要求采取适当行动
D.
直航船行动可以避免紧迫局面
【简答题】The Direct Method got its name from the assumption that ______ are to be connected directly with the target language, without going through the process of translating into the students' native languag...
【单选题】The airline plans to auction its international routes to former competitors.
A.
at’s the meaning of the word ‘auction’?
B.
a public sale where goods are sold to the person who offers the highest price
C.
sell at an auction
D.
buy something
E.
a public event at which things are sold to the person who offers the most
F.
ney for them
【简答题】A lie can be halfway round the world before the truth has got its boots on.
【单选题】Junior Achievement has() different stages in its development.
A.
gone through
B.
got through
C.
got over
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