位置敏感器(PSD)具有体积小、灵敏度高、线形范围大、响应速度快等优点。
Position Sensible Detector (PSD) possesses small size, high sensitivity, big linear range and rapid respond speed.
根据注入不同孔隙体积倍数汪入水时岩样渗透率的变化，评价了注入水的敏感性。
The sensitivity of the injection water is evaluated based on permeability changes of rock samples as water injected with different multiples of pore volume.
结果表明，密度和体积模量对气层敏感，含气砂岩具有低密度、低体积模量的特征。
The result shows that the density and bulk modulus are sensitive to gas bearing formation and the gas bearing sandstone is characterized by low density and bulk modulus.
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