The rock mechanics parameters, such as Yangs modulus and Poisson's ratio, are determined on the basis of surface fracturing treatment pressure and instantaneous shut-in pressure during PAD stage.
应用常规的地面压裂施工压力资料和前置液阶段的瞬时停泵压力测试等资料，初步探讨了求取储层原位岩石力学参数的新方法。
In winter, the vent is shut down. By the greenhouse effect, the air in inter layer is heated and temperature at internal surface increases, and then energy-saving effects is achieved.
冬季关闭出风口，利用温室效应加热中间层的空气，提高内表面温度，达到节能效果。
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