The material can be used in dams except()
A. concrete
B. glass
C. rocks
D. sand
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() and ()are two main types of hydraulic structures.
There are three types of concrete dams, namely: ()dams,()dams,()dams.
Hydraulic engineering includes such branches as ()
2.假设以行序为主序存储二维数组A=array[1…100,1…100],设每个数据元素占2个存储单元,基地址为10,则LOC[5,5]=()。
A. 808
B. 818
C. 1010
D. 1020