Case correlation study shows that for gas Wells without shut-in pressuresurvey, this method can be used to resolve the reservoir parameters.
实例对比表明，对于没有关井测压的气井，可以用该方法反求气藏参数。
2
The results indicate that using pressure build-up steady state pressuresurvey approach to calculate starting pressure gradient has obvious advantages with simple method and is theoretically correct.
结果表明：压力恢复稳态测压法求解启动压力梯度理论正确，方法简单，具有明显的优点。
3
A recent survey by China Youth Daily found that jobs are the major source of pressure for about 60 percent of college students.