The causes of forming high pressure are clastic matter depositing fleetly,high grads of stratum temperature,salt cutting through and crushing from side,rich fountainhead of oil and gas well,etc.

• 沉积物的快速沉积、高地温梯度、封闭性断层、盐刺穿及侧向挤压和充足油气源等方面的因素是形成高压异常的原因;