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propagation process
exhib.	传播过程
propagation process Process by which a disturbance at one point is propagated to another point more remote from the source with no net transport of the material of the medium itself; examples include the motion of electromagnetic waves, sound waves, hydrodynamic waves in liquids, and vibration waves in solids
environ.	传播过程 (从某一点传播到另一个点的传输过程；如在固体中传播的电磁波、声波、水波和振动波等。)

propagation process : 1 phrase in 1 subject

Technology

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