而且操作简便，直观性好，可以直接观察堵漏材料在纵剖面、横断面上以及沙层内部的组分分布及封堵效果，便于堵漏剂的优选。
It has a convenient operation and a better visual effect on the distribution and the performance of sealing material on the vertical or horizontal profile so that the optimization become easy.
结论经导管介入封堵asd操作简便，成功率高，疗效可靠。
Conclusion Transcatheter closure of ASD is a simple and convenient method with a high success rate and reliable curative effect.
在川东北的河坝1井和河坝2井的应用结果表明，新型承压堵漏剂安全系数高、可操作性强，具有封堵能力强、候凝时间短的特点。
The application of it on Heba1 well and Heba2 well in northeast Sichuan area shows that the new agent has the features of safety, operability, good effect of plugging, short waiting on cement.
应用推荐