��̎��׏Uˮ

��r(sh��)�g��2008-12-11 11:24 ��(l��i)Դ�� : ��x��2048

1.��ԭ��

PO₄^3-��c�S��x��,��Ca²⁺,��Fe²⁺��Fe³⁺��ɳ��,��cPO₄^3-�ĝ��P(gu��n)��PO₄^3-�ĝ��c��Һ��pHֵ��P(gu��n),��SpHֵ��߶��ֻҪ�{(di��o)��m��pHֵ,��͕�(hu��)�a(ch��n)��Ca₃(PO₄)₂,��Fe₃(PO₄)₂��FePO₄�ȵĳ��,��׏Uˮһ��@��,��Uˮ�м��Ca(OH)₂��S��pHֵ��,��Ca²⁺��,��(hu��)��CaHPO²⁺��Ca₃(PO₄)₂��Ca₅(OH)(PO₄)₃��}�}��}��,��˕r(sh��)��ˮ��Ͷ�Ӹ߷��,��ˮ��a(ch��n)��ľۺ��Ｐ��ԾW(w��ng)��Y(ji��)��(g��u)��(du��)��w�w��M(j��n)�Џ�(qi��ng)��,��ʹ�w��L(zh��ng)��,��(qi��ng)��Ч��ٳ��ˮ��x��(chu��ng)��l��,��

2.�Uˮ��(l��i)Դ��ˮ�|(zh��)��r

ˮ�Ӳ��ԏS��ۿ�,��ǻ��ʡ��׻��,��,��}�V��܇�g�Ļ��ˮ��ˮ�|(zh��)��rҊ(ji��n)��1��ʾ,��

3.ԇ�(y��n)�^(gu��)�̼��

        ԇ�(y��n)�xȡ�S��ۿں��׏Uˮ��о��(du��)��,��̎��ǰ��ˮ�е�ȫ�ס��,��Ҹ��Ȟ��Ҫ��(xi��ng)Ŀ,��ʯ��к͵�һ��ֵ��Բ�ͬ��M(j��n)�Џ�(qi��ng)��첻ͬ��Ч��,��Ķ�N��x��m��̎��ˮ��N�,��ٴ_��pHֵ��K�õ�һ��(g��)��l��,��

        ��ȡ500ml��6��(g��),��քe��400mlˮ�ӣ��8%Ca(OH)₂��Һ��pHֵ�{(di��o)��跶��,��pHֵ��WS��Ӌ(j��)�y(c��)ԇ,��ٔ��1min��ͬ�r(sh��)Ͷ��Һ,��ٔ��1min(�D(zhu��n)��350-360r/min),��3min(�D(zhu��n)��50-60r/min)��o�ó��30min,��ȡ��Һ��ȫ�׵ȡ�

        ̎��Y(ji��)��2��ʾ,��

��ϏUˮˮ�|(zh��)̎��Y(ji��)��3��ʾ,��

4.��I(y��)��a(ch��n)ԇ�(y��n)

��(j��)��ԇ�(y��n)��Сԇ�Y(ji��)��N�,��Ͷ��,��Ͷ��ȹ�ˇ�l��\(y��n)��ҏS�½��ɵĶ��(j��)��ˮ̎��վ,��ڲ��׃?c��)��O(sh��)��,��̵�ǰ��a(ch��n)ԇ�(y��n)��£��õ��˱��^�M��̎��Y(ji��)��(��D��Ɲ�Ȟ�3‰,��F(xi��n)��2%��ȼ��),��1999��4��15�ս�(j��ng)��Эh(hu��n)��O(ji��n)�y(c��)��վ��(du��)�ҏS̎��ŏUˮ�M(j��n)�г�ӱO(ji��n)�y(c��)��Y(ji��)��бO(ji��n)�y(c��)��(sh��)��(j��)��(bi��o)�ʞ�0,��(xi��ng)��_(d��)��(bi��o)�ʞ�100%,��Y(ji��)Փ��Uˮ�ŷ��_(d��)��(bi��o)��_(d��)��(bi��o)�Y(ji��)��y(t��ng)Ӌ(j��)Ҋ(ji��n)��4,��

5.�Y(ji��)Փ

        1��ԇ�(y��n)�x��뷽ʽ,��ˎ��ȹ�ˇ�l��ں��׏Uˮ��̎��,��(j��ng)��I(y��)��a(ch��n)ԇ�(y��n)�C��ǳɹ��,Ͷ��a(ch��n)��(y��ng)��һֱ�\(y��n)��,Ч��,��
        2��׏Uˮ��(j��ng)�{(di��o)��(ji��)pHֵ,��,��ˮ��x,��ˮ��ϡ��{(di��o)��,̎��ďUˮ�ȷ��Ϲ��I(y��)�Uˮ----��ŷŘ�(bi��o)��(zh��n),�ֿ�ҕ��r��ѭ�h(hu��n)��,��ҏS��(sh��)�F(xi��n)�Uˮ��(du��)��ŷŵ�Ŀ��(bi��o)��(chu��ng)��˗l��
        3��û��̎��׏Uˮ,Ͷ�Y��,̎��Ч��,��(j��ng)��(j��),��(hu��)Ч��@��,��һ�N��Ч��(sh��)�õ�̎��,��

����D(zhu��n)�d��ǳ��ڂ��f��Ϣ֮Ŀ��,��Ё�(l��i)Դ��(bi��o)ע�e(cu��)�`��ַ��ĺϷ��(qu��n)�棬Ո(q��ng)��߳֙�(qu��n)��C��c��W(w��ng)(li��n)ϵ,��҂��r(sh��)��,��h��,��x�x��