網址: https://www.researchgate.net/publication/260990303/figure/fig2/AS:349455363657732@1460328059164/Time-required-for-a-wash-ratio-of-4-on-the-filtering-centrifuge.png
網址2: https://www.researchgate.net/figure/Time-required-for-a-wash-ratio-of-4-on-the-filtering-centrifuge_fig2_260990303
