Fangyuan Multi-deck High Frequency Screen yog thawj cov khoom siv yuam kev thiab raug muab faib rau cov coarse slime siv hauv kev npaj cov thee hauv Suav teb.Nws tsom rua kev ntxhib slime txiav thiab txo cov hmoov tshauv, zoo heev txhim kho tus nqi rov qab ntawm ntxhib thiab huv si slime, nws muaj kev tshuaj ntsuam xyuas kev ua tau zoo, kev siv hluav taws xob tsawg, kev txuag hluav taws xob thiab kev txo qis, thiab nce nyiaj tau los rau cov lag luam.
