单词	column densityn
释义	column densityn 柱密度
随便看	discrete sliding model variable structure discrete slot discrete slots discrete smallpox Discrete smooth wavelet transform Discrete Snake discrete solitons discrete solution discrete solution of difference equation discrete sound intensity analysis method discrete sound system discrete source discrete-source damage discrete source system simulation discrete space discrete spaces discrete spacetime discrete space-time discrete space vector modulation discrete spatiotemporal system discrete spectra discrete spectral category discrete spectral interference discrete spectral problem discrete spectrum