mat support jack-up rig
jack-up drilling rig 自升式钻井平台 mat support jack-up rig 沉垫自升式钻井平台 ; 沉垫自升式钻井船 individual leg jack-up drilling rig 顶举型钻油台 ..
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自升式钻井平台就其基础类型不同分为桩基式和沉垫式2种。
Jack-up drilling platforms can be divided into two broad categories according to their foundation type: Din-dividual footings or 2 mat-supported.
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