Tension crack

The tectonic fractures in the low-permeability reservoir include shear fracture,extension fracture and tension fracture.

低渗透储层中构造成因的裂缝包括剪切裂缝、扩张裂缝和拉张裂缝3种类型。

Plentiful information from oil-bearing core samples with tension fractures wrer collected from Hua-3 well at the extended line of high production fractural well Quan 5925-3 and Quan 5915 of Xiasiwan oil Field.

在下寺湾油田裂缝高产井泉5925-3和5915井延伸线上所布置的桦3井,采到含油的张性裂缝岩心,取得丰富的油气地质信息。

Tensile fractures are subparrallel to each other and mostly steep.

在加里福尼亚的萨尔顿地堑区和以色列阿拉瓦裂谷的较新地层中，具杂基支撑结构，胶结疏松的砾岩中的砾石内普遍发育规则的张裂缝系。