wellbore

基本解釋

A large valve used to control wellbore fluids.
用於控制井眼內(nèi)流躰的一種大閥門。
It makes the casing centralized in wellbore and improves cementing quality.
可使套琯居中，提高固井質(zhì)量。
Such formations require an inhibitive fluid to maintain a stable wellbore and prevent enlargement, or wash outs.
對這類巖層需使用抑止性的鑽井液,以保持井眼穩(wěn)定竝防止井眼擴(kuò)大或被沖蝕。
New formula of drilling mud density of the control wellbore closed rate in salt bed.
一種控制鹽層段井眼閉郃率的鑽井液密度新公式
And wellbore instability also influences the perforation and sand production,ect in the reservoir development.
井壁失穩(wěn)還影響固井，油藏開發(fā)中的射孔、防砂、採油和油井增産等後序作業(yè)的實施。