Ohta, S. and T. Okita, 1990, A Chemical Characterization of Atmospheric Aerosol in Sapporo, Atmospheric Environment, Vol. 24A, No. 4, pp.815-822 .是什么意思_Ohta, S. and T. Okita, 1990, A Chemical Characterization of Atmospheric Aerosol in Sapporo, Atmospheric Environment, Vol. 24A, No. 4, pp.815-822 .在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句