The offshore oilfield development requires high single well productivity, then can get better economic benefit.
海上油田开发要求单井具有较高的产能，才能获得较好的经济效益。
By changing the initial formation of reservoir permeability and pressure, the impact of coalbed gas single well productivity was obtain.
通过改变储层渗透率和初始地层压力，分析了储层变形对煤岩气藏单井产能的影响。
Coal gas reservoir single well productivity formula was established by use of the model of reservoir permeability changes with reservoir deformation.
依据储层变形与渗透率变化关系数学模型，推导建立了考虑储层变形的煤岩气藏单井产能公式。
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