The temperature field of acid flowing in the borehole and the fracture is the basis for calculating the in-situ parameters.
酸液在井筒和裂缝流动时的温度场和速度场模拟是进行酸液就地性能参数计算的前提。
2
The water injection well of sandstone reservoir may succeed more than production well if taking acid fracturing treatment because reducing of effect closed pressure on acid etching fracture.
由于降低了酸蚀裂缝的有效闭合压力，砂岩储层注水井酸压比生产井酸压更可能获得成功。
3
The article talks about crank crack of shearing machine caused by flakes through testing tower-shaped texture and fracture, dipping in less-acid solution and analyzing its microstructure.