sidewall coring 中文意思是什麼
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Technology procedure for sidewall coring of impact
撞擊式井壁取心技術規程 -
Safety rules storage, transportation and use of explosives for petroleum perforating and sidewall coring
石油射孔和井壁取心用爆炸物品儲存運輸和使用的安全規定 -
There were only 15samples recovered in the sidewall coring with the rest failed because the formation is too hard
由於地層太硬，井壁取心只取了15顆，其他是空的。
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