单词	Doppler offset
释义	Doppler offset 多普勒频差
随便看	Structural restoration structural retrieval structural retrofit structural return structural return loss structural returns structural rheology structural rhinitis Structural ridge structural rigidity structural rigidity factor structural rigidity matrix structural ring structural risk structural risk minimization structural risk minimization principle structural risk minimum Structural risk minization structural risks structural riveting structural road structural robustness structural rock bench structural rock mass structural role