The dimensionless average formation pseudo pressure is directly proportional to the dimensionless producing time if the influence of wellbore storage coefficient and skin factor is neglected.

在不考虑井筒储集系数和表皮系数影响的情况下，无量纲平均地层拟压力与无量纲生产时间成正比。

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Objective to explore a simple method of cleaning skin before intracutaneous test to take the place of 75% alcohol so as to lower the pseudo-positive rate and prevent skin from infection.

目的探讨一种能代替75%酒精作皮肤过敏试验消毒剂的简便方法，以能够有效降低皮试的假阳性率并防止皮肤感染。

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Result: 30 cases were cured after stopping hemorrhage. 1 case died from pseudo-axillary aneurysm breakage, 10 days after skin grafting.

结果：经积极治疗，30例出血得到有效控制，1例因植皮术后10天假性腋动脉。

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