護底沉排 的英文怎麼說
中文拼音 [hùdechénbèi]
護底沉排
英文
foot mattress-
The yangtze river valley is very prone to accidents of bank collapse because the river banks have slowly been washed away by the waves and tides. in order to protect the banks and control the water channel, erosion control mattresses are placed at the bottom of the river. these mattresses are made of a special type of geotextile fabric
為了保護堤岸和治理航道,目前國際上流行的方法是在江底鋪設一種軟體排,軟體排是一種特殊的土工織物,在其上綁定一些重物后,將其沉入江底,可以起到護堤和治理航道的作用。Water shutoff agent dsz - a is composed of inorganic particle. its specialities are low cost, easily flow, high strength and long valid period. the agent suits non - selective water shutoff in sand formation. dsz - a not only can plug high water - bearing formation, but also can plug case leakage. dsz - a has been applied on site and gotten good effect. it is a agent which has wide prospect
井下護泵除砂裝置主要用於產液氣量高,出砂能力大,利用常規裝置、常規方法很難治理的井.它的設計是建立在丟手封隔器卡封的基礎上,將液體攜砂能力由地層進入泵管轉變為先過濾(雙層激光割縫篩管部分) ,再在除砂器內靜態沉澱、由單流閥排入井底等一系列除砂護泵優點.本文著重介紹了井下護泵除砂裝置的工作原理與應用情況
分享友人