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to phrases
jack up rig
dril.
自升式钻井船
jack-up rig
eng.geol.
顶升式钻机
tech.
自升式钻探平台
;
自升式
钻井
平台
;
白升式井架
;
顶升装置
;
升降式钻机
jack up rig:
2 phrases
in 1 subject
Oil / petroleum
2
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