常見例句雙語例句A type of packer than utilizes an assembly of friction blocks and slips to set and anchor the packer on the casing or liner wall.利用摩擦塊和卡瓦裝置進(jìn)行封隔器坐封并將它錨定在套管壁或襯管壁上的一種封隔器。www.infopetro.com.cnThe down hole decentralized gas anchor is a kind of gas separator, the intake ports of which are located on the inner wall of the casing.偏心氣錨是指在弓形彈簧的作用下,將氣錨的吸入口置于套管內(nèi)壁附近的一種油氣分離裝置。Ortherwise, the eccentric gas anchor, gas lift valve and surface check valve are installed to automatically unload the gas from the deeper layer and annulus between the tubing and the casing.大氣量時(shí)應(yīng)用偏心氣錨安裝氣舉閥與地面單流閥兩步卸氣,實(shí)現(xiàn)了下部產(chǎn)層和油套環(huán)空自動(dòng)卸氣。lib.swpu.edu.cn 返回 casing anchor