试题与答案

抗滑桩应分节开挖,应在上一节护壁混凝土()后进行护壁混凝土模板的支撑可于灌注后()拆

题型:单项选择题

题目:

抗滑桩应分节开挖,应在上一节护壁混凝土()后进行护壁混凝土模板的支撑可于灌注后()拆除。

A.终凝,24h

B.初凝,24h

C.初凝,48h

答案:

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A. Value of a callable bond=present value of the interest payments +present value of the principal at maturity.

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