U-Shandong Tongda ulayithutha isikrini esilabuliswayo esikhethweni kwiseveni lokusebenza ngokubhekelela ukulinganisa izicatulo ezidingekileyo zokuthutha okulungileyo nokuthutha okuncane kwezimali. Ukusetyenziswa kwisikrini sikhulu futhi sikhatshana, lokhu sisetshenziswa ngokukhathalelwa kunye nekuphuculeko ngenxa yokuba lapho sihlala kusenzo sokuhambisana nokuhlola. Isikrini singakhiwo amasayizi amadifefe amaningi, ukuze usetyenziswa ukufinyelela amaparticles apho akhona amabhonakalo abangcono kwi-powders okanye amagranules angacinci. Usistimu wesivelelo usebenzisa i-frequencies kunye ne-amplitudes ezinikezelayo, ukuze amakhonya ayisebenzise ukusetyenziswa kwiseveni lokusebenza labophawu labahlukene labalabuliselwe kumlabathi. Ukusetyenziswa kwabo kanye nokubhekisisa okunamandla kanye nokubizwa kakhulu kufanelela ukuba kusetshenziswa kunqume kanye nokusetshenziswa kumlabathi. Kunezinto ezinhle ezinikezela, isikrini sikhethe umthombo olunxibelelwano olunemva kokugcina ukusetyenziswa kanye nokuhlola. Ngisho yinkulumo yakho yokuthutha ngoku kanye nokuthi bengakwazi ukusihlela ukuthi ngingeziwe ngokuthi ubone ukuthi inani lamahhadi alinganayo.