板桩围堰 sheet pile cofferdam ; sheeting cofferdam ; sheet-pile enclosure

钢板桩围堰 steel sheet pile cofferdam

围堰板桩 cofferdam pilling

双排钢板桩围堰 double steel sheet-piled cofferdam

单排板桩围堰 one-wall sheet-piling cofferdam

板桩围护 sheet pile-braced cuts

木板桩围堰 Wooden board stake embankment

双排板桩围堰 two-wall sheet-piling cofferdam

钢筋混凝土板桩围堰 reinforced concrete sheeting cofferdam