刚度缓变介质
medium with smoothly varying stiffness
温度缓变
chronic temperature change
变深度环交换
variable-depth cycle exchange neighborhood
次生深度变化
secondary downward changes
具有可变深度光栅的远红外光谱仪
far-infrared spectrometer with variable depth grating
可变深度声纳
variable-depth sonar (VDS
variable depth sonar