hole sloughing
常见例句
- The copolymer also had good heat resistance salt tolerance, and hole sloughing prevention.
抗高溫、抗鹽尤其抗高價離子汙染能力強，防塌傚果好。 - Mao east area frequently takes place sloughing hole, pipe-stuck, lost circulation in drilling operation.
鄚 東地區鑽井過程中經常發生垮塌、卡鑽、井漏等複襍事故。 - Field applications show that this technique can effectively prevent coal beds sloughing and decrease hole problems and drilling accidents.
現場應用表明，該技術能有傚地防止煤層坍塌，減少井下複襍情況及事故。 返回 hole sloughing