The stress sensitivity of tight sands increases due to water existing. The higher the water saturations are, the stronger the stress sensitivity is.
水的存在加剧了致密砂岩应力敏感程度，且含水饱和度越高应力敏感性越强；
Especially the advantage of lowering the fracture pressure of tight sands provides a new way to develop the high fracture pressure gas reservoirs in West Sichuan.
特别是其有效降低致密砂岩地层破裂压力的特点，为川西地区高破裂压力气藏的开发提供了新的思路。
Compared with the normally trapped gas, the accumulation of typical deep basin gas is dominantly controlled by the capillary pressure and burying depth of tight sands.
与受浮力作用影响(与气柱高度有关)的典型常规气藏相比，典型深盆气成藏与埋藏深度有关。
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