... 建筑 construction* 水下建筑 Underwater construction 拆除建筑物 Demolition of buildings ...
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North Underwater Construction 名称
Underwater Construction Teams 水下工程队
underwater construction equipment 水下施工设备
underwater construction techniques 水下施工工艺
underwater concrete construction 水下混凝土施工
construction in underwater condition 水下施工
Underwater pile construction 水下灌注桩施工
Therefore, it becomes a urgent matter to find a feasible rehabilitation scheme for the aged dams. However, at present, the two schemes, emptying reservoir and underwater construction, which are adopted in general, both could be done at huge costs.
所以，寻求老坝切实可行的修补加固方案就成为当务之急，而目前通常采用的放空水库和水下施工两种方案都需要巨大的经济投入，所以，急需探索一种新的修补加固方案，在不放空水库的条件下，局部创造干作业面进行彻底的修补加固。。
参考来源 - 浮式拱围堰修补加固方案研究With the development of society, there have been more and more development of coastal waters and lots of underwater engineering, underwater construction structure is complicated, especially in the deep area of sea.
随着社会的发展，近海的开发及大量水下工程的建设已越来越多，水下建筑结构复杂，尤其在深海区，混凝土水下施工除了要求混凝土的质量更高外，还要求施工工艺简单，经济要合理，且对环境无污染，因此提高水下混凝土的性能受到了工程界的高度重视，本文就提高水下混凝土灌注桩强度进行了试验研究。
参考来源 - 提高水下混凝土灌注桩强度的试验研究与应用·2,447,543篇论文数据，部分数据来源于NoteExpress
In 2000, pile-driving machine was first used in underwater construction in building Nanshi hydrologic station.
应用钻孔桩机建设澜石水文站自记台在水下施工。
There are lots of tasks of underwater construction, maintenance and rush repair in the Chinese inland waters such as rivers, lakes, reservoirs, etc.
我国内陆水库、江河、湖泊的水下施工抢修作业任务一直较为繁忙，因此需要开发一种适合快速调遣、运输及现场作业使用的潜水设备系统。
Canal engineer Canvass White solved one of the construction obstacles when he discovered how to create a cement that hardened underwater.
运河工程师Canvass White解决了一个施工难题，他发明了水下硬化水泥。
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