“封堵”造句

对不同渗透性的砂层及岩心,均具有较好的封堵效果.
It is suitable to the sand beds and cores with various permeabilities.

封堵旅客使用的马车路是违法的.
It is illegal to block any traveled wagon road.

可取式桥塞是一种油田用井下封堵工具.
Removable bridge plug is an oil filed down - hole plugging tool.