The quicksand at the bottom of the Qiantang River made the construction nearly impossible. T.E.Mao Yisheng figured out the way--Caisson Method.
A.正确
B.错误
正确答案:正确
The quicksand at the bottom of the Qiantang River made the construction nearly impossible. T.E.Mao Yisheng figured out the way--Caisson Method.
A.正确
B.错误
正确答案:正确