变形模量衰减率
attenuation rate of modulus
波的能量衰减
attenuation of wave energy
产量衰减曲线
production decrement curve
光纤吸收损失之衰减量测
attenuation measurement of absorption loss in fiber
回灌量衰减
decrease in reinjection rate
流量衰减分析
flow attenuation analysis
面波能量衰减
attenuation of ground-roll energy
膜通量衰减
membrane permeate flux decline