��偠t�a�oˮˮ̎��

��r�g��2008-10-28 16:33 ��Դ�� : ��x��2076

1��偠t�a�oˮ��|(zh��)��Ҫ��

        ʹ�úϸ��a�oˮ,��偠t�܉�ȫ��(j��ng)��,��ɿ��(w��n)��\��Լ��a(ch��n)��ϸ��͟�ˮ��ǰ��,��

        偠t�a�oˮˮ�|(zh��)��γ�ˮ��,��ܟ��ڸߜض��p��,��͟�Ч�ʡ��ӻ��W��ϴ�Δ�(sh��)��偠t��ٵĸ��g,��偠tˮ�к��}��^�߮a(ch��n)��ˮ��ЬF(xi��n)��Ʒ�|(zh��)�Đ��,��

2��偠t�a�oˮ��ˮ̎��

        2��1ܛ��ˮ��ܛ��Ó�Aˮ�ķ��

        ��1��c�x�ӽ��Qܛ��

        �A̎�� —→ �c�͏��x�ӽ��Q —→ ��

        ��Cˮ�Ě��Ӳ��0.03mmo1/L��܉򽵵�ˮ�ĉA��,��ڵ͉�偠t�a�oˮ,��

        ��2��c�x�ӽ��Qܛ��Ó�A��

        �A̎�� —→ ��x�ӽ��Q —→ �c�͏��x�ӽ��Q —→ ��

        ��(y��u)�c��܉򽵵�ˮ��Ӳ��܉򽵵�ˮ�ĉA�ȡ�

        2��2 ��}ˮ��ˮ̎��

        ��1��ͺ��x�ӽ��Q��}

        �A̎��—→��x�ӽ��Q�� —→��̼�� —→�c�͏��x�ӽ��Q—→��

        һ��ˮ��_��늌��С��10μs/cm,��һ��е͉�偠t��a�oˮ,��

        ��(y��u)�c��һ��Ͷ�Y�M��С,��

        ȱ�c��\��^��к��ô��A��³ɱ��ߣ��׌��h(hu��n)��Ⱦ,��

        ��2��B͸��}��

        ԭˮ—→��|(zh��)�Cе�^�V��—→��̿�V��—→��V��—→��B͸�b��—→��

        Ó�}�ʿ��_98%��,��ڵ��Љ�偠t��

        ��(y��u)�c��Ó��ˮ�еĸ��N�s�|(zh��),��\��^��в�ʹ��A��,��\�гɱ��Ҳ��h(hu��n)��Ⱦ��ڌ��F(xi��n)�Ԅӿ��,��̈́ڄӏ��,��

        ȱ�c��һ��Ͷ�Y�^�ߡ�

        ��3��ʹ��򷴝B͸��+�촲��}

        ԭˮ—→��|(zh��)�Cе�^�V��—→��̿�V��—→��V��—→��B͸��ʹ�—→�촲—→��

        ˮ�е��}�ֽӽ��ȫÓȥ,��и߉�偠t,��؄e��ڻ촲ǰ�x�÷��B͸�O��M��A��}��ɴ��߻촲��\��,��ڷ��B͸�O��ѽ�(j��ng)Ó��ˮ�еĸ��N�s�|(zh��),��o�˻촲��֬��˻촲��֬��ʹ�É��,��

        ˮ�|(zh��)�˜�,��χ��һ��ИI(y��)偠t�oˮ�˜ʣ�GB1576��79��DL/T561-95��