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Ntseeg Tshaj Xaib Wollastonite powder, ib qhov khoob ntawv nyob ze tshaj plaws uas muaj daim ntawv chemical CaSiO3, tau pom tias muaj txiaj ntsig ntau hauv kev lag luag ntau yam vim nws muaj qhov tshwj xeeb hauv kev tiv thaiv thiab kev tshwm sim. Hu ua Wollastonite los ntawm chemist Pluagkas William
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