With the increase of enclosing time, plant community characters changed, soil properties also changed accordingly, but the changes were not significant like that of vegetation.
随着围栏时间的增加,植物群落特征发生了变化,土壤的理化性状也相应地发生了一定的变化,但不如植被变化明显。
This paper analyzes the bursting reasons of temporary cofferdam in the cases of typhoon and spring tide from the following aspects, including design of temporary cofferdam, checking calculation after bursting, as well as revised design of sections, and puts forward effective resolution measures, through which, some experience is achieved.
从临时围堰工程设计、决口事件发生后工程验算以及进行断面修改设计来分析在台风大潮情况下临时围堰决口事故原因,并采取有效解决措施,从中取得经验,对经常出现潮水暴涨海域的临时围堰的设计及其在汛期的施工提出建议。
Temporary projects include temporary cofferdam project and protection project of ancient relics.
临时附属工程主要是临时围堰工程和文物防护工程。
Study on Consolidation Properties of Dredger Fill Cofferdam with Variable Permeability;
考虑渗透性变化时的吹填土围堰固结特性研究
Cofferdams are made by driving metal sheet piling into the Bed to form a watertight fence.
在近代工程中,筑围堰时一般先打下钢板桩以形成阻水层。
Guide for design of cofferdam for hydropower and water conservancy project
水利水电工程围堰设计导则
Construction Technology for Large Double Wall Steel Cofferdam in Strong Bore Section
强涌潮河段大型双壁钢围堰施工技术
Construction of Bored Piles in Double wall Steel Cofferdam for the Second Changjiang River Bridge in Wuhan
武汉长江二桥双壁钢围堰钻孔桩施工
The Steel-cofferdam Design of the Main Towers of Anqing Changjiang River Highway Bridge
安庆长江公路大桥主塔墩钢围堰设计
Study on the Proposal of the Third Stage RCC Arch Cofferdam for Three Gorges Project;
三峡三期碾压混凝土拱围堰方案研究
Theoretical Study on Mesh-protected Overtopped Rockfill Cofferdam;
过水堆石围堰钢筋网护面的理论研究
The steel cofferdam application in bridge underwater cushion cap construction
钢围堰在桥梁水下承台施工中的应用
Construction of Steel-plate Pile Cofferdam for Taidong River Bridge in No.204 National Highway
204国道泰东河大桥钢板桩围堰施工
Test Research about the Cofferdam Anti-seepage Scheme at Jiangpinghe Hydroelectric Power Station
江坪河水电站围堰防渗方案试验研究
Finite Element Analysis of the Steel Sheet Cofferdam for the Kuaihe Mega Bridge
浍河特大桥钢板桩围堰的有限元分析
Anti-seepage construction of earth-rockfill cofferdam for Yinpan Hydropower Station
银盘水电站土石围堰防渗施工及评价
Cofferdam design and construction for Xiangang reservoir reinforcement project
显岗水库加固工程围堰的设计与施工
Water Blocking Cofferdam Construction Technology by Using Larssen Sheet Piles with Small Seam Allowance
小止口拉森钢板桩阻水围堰施工工艺
Determination of the worst operating condition of overtopped cofferdam
土石过水围堰最不利工况确定的研究
Economic Design and Construction of Medium-Small Sized Steel Suspending Cofferdam
中小型吊箱围堰的经济性设计与施工