1. нефт. заводнение
2. гидр. затопление alkaline waterflooding barrier waterflooding block waterflooding boundary waterflooding center-to-edge waterflooding cyclic waterflooding dump waterflooding edge waterflooding end-to-end waterflooding gas-cap waterflooding line waterflooding line-pattern waterflooding marginal waterflooding pattern waterflooding peripheral waterflooding pilot waterflooding repeating-pattern waterflooding