The main structure, building protection extend life expectancy.

保护主体结构，延长建筑物的寿命。

youdao

William: Historical building protection and other social issues.

历史建筑物的保护和其它的社会问题。

youdao

By analyzing the problems existent in vernacular building protection, this paper tries to look for a viable way.

通过分析乡土建筑保护中存在的问题，试图寻找一条可行的道路。

youdao

Dr. Billal has 28 years of scientific and administrative experience in research and management to his credit and has the honour of implementing more then 1200 scientific programmes and projects around the world, covering a broad category of areas like science policy and innovation system, science education, technology capability building, environment protection, climate change, and water management programmes among others.

UNESCO: Education

Plans for the Don Valley flood protection project include building new flood walls, installing flood gates, as well as repairing and reinforcing existing defences.

BBC: Sheffield businesses asked to help pay for flood defences

Landmark protection covers the building's exterior and entrance and exhibition hall.

WSJ: New York Public Library | Undertaking Its Destruction | By Ada Louise Huxtable