【简答题】预应力筋的张拉程序为0→1.05σcon→σcon或0→1.03σcon,采用超张拉的目的是为了减少 _ 。
【判断题】社会主义核心价值观的内容是富强、民主、文明、和谐,自由、爱国、敬业、诚信、友善。
【简答题】A.This effort will apprise land's use rights before contracting lease. B.Add to the State revenue. C.Improve the management of the land. D.Ensure the best use of land resources and control its redistr...
【单选题】The United States produced higher crop harvests before roads took away land and pollution affected crops.
【简答题】骨盆外测量主要测量的经线 有 、 、 和 。
【单选题】______ he will return to his native land.
A.
It is long before that
B.
It is before long that
C.
It won't be long before
D.
It will be before long that
【单选题】先张法中预应力筋的张拉程序为()
C.
0→1.05σcon(持荷2min)→σcon
【单选题】______ he returns to his native land.
A.
It is long before since
B.
It is before long that
C.
It won’t be long before
【单选题】_____ he will return to his native land. [ ]
A.
It is long before that
B.
It is before long that
C.
It won't be long before
D.
It will be long before that
【单选题】Many People depended on the land for a living before the 17th century( )