A plug of cement or similar material placed as a slurry in a specific location within the wellbore and which has set to provide a means of pressure isolation or mechanical platform.
在井筒中以浆的形式置于某特定位置然后凝固的水泥或类似材料所成的塞子，它们在凝固后能隔离压力或提供机械平台。
A plug of cement or similar material placed as a slurry in a specific location within the wellbore and which has set to provide a means of pressure isolation or mechanical platform.
在井筒中以浆的形式置于某特定位置然后凝固的水泥或类似材料所成的塞子，它们在凝固后能隔离压力或提供机械平台。
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