平面波波恩近似
plane-wave Born approximation
平面波波恩近似理论
plane-wave Born approximation theory
震源面震级谱
magnitude-spectra on focus-surface
掺Er-Yb平面波导
Er-Yb co-doped planar waveguide
承压平面平衡
parting surface support balance
单一平面平衡机
single-plane (static) balancing machine
多层快速非均匀平面波算法
multilevel fast inhomogeneous plane wave algorithm
非定常平面平行运动
unsteady planar parallel flow