This paper analyzes the causation of the vertical rifts in the concrete wall against water wave of the first stage construction of the Songgan Dike in Tonghe County and poses the prevention measure.

分析了通河县松干堤防一期防浪墙竖向裂纹产生的原因，提出了预防措施。

youdao

Four years after Washington's Librarian of Congress, Dr James Billington, suggested the idea, curators have accomplished the first stage in the construction of a truly global library.

在华盛顿担任四年美国国会图书馆馆长之后，詹姆斯比·林顿(James Billington)博士提出了这个想法。管理人员们已经完成了构建一个真正的全球图书馆的第一阶段。

youdao

In the first time of our country economy fast development stage, the highway basic facilities construction and maintaining need a lot of money.

公路基础设施的建设和维护需要大量的资金，在我国经济腾飞初期的非常阶段情况更是如此。

youdao

Construction for the first stage of the scheme starts this month and the full project should be completed by 2015.

BBC: Plans for public art for Inverness flood scheme

The first stage of the development will include extensive work to waterways, including the construction of river walls and flood defence walls.

BBC: 2012 Olympic master plan revealed