常見例句雙語例句Jack-up drilling platforms can be divided into two broad categories according to their foundation type: (1)individual footings or (2)mat-supported.自升式鉆井平臺就其基礎(chǔ)類型不同分為樁基式和沉墊式2種。Jack-up drilling platforms can be divided into two broad categories according to their foundation type: (Din-dividual footings or (2) mat-supported.自升式鉆井平臺就其基礎(chǔ)類型不同分為樁基式和沉墊式2種。 返回 mat jack-up