短語詞組短語medium solvent refined oil 中溶劑精制油solvent neutral oil 溶劑中性油Residual solvent in oil 溶劑殘畱solvent extracted oil 浸出油solvent process oil 溶劑精制油solvent refined oil 溶劑精制潤滑油light solvent refined oil 輕溶劑精制油solvent -oil ratio 溶劑對油比solvent refining oil 溶劑精制油 返回 solvent oil