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}ĿijУWdȤСMͬW̽ˮȡȻ}ˮҪɷCaCO3Mg(OH)2ˮȡȻ}£

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}Ŀһʢ4.33gNaClNa2SO4MɵĹw20gˮʹȫܽμһ||֔BaCl2Һ28gǡȫ^Vó|DʾӋY_0.1%(Wʽ飺Na2SO4+BaCl2=BaSO4+2NaCl)

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