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1. ��Փ�͙C��

�ڿջ�Ч��,��ЙC��Ľ��^�̿��ͨ�^�ߜطֽ��ɻ��ɷN�v��M�С�

1.1 �ջ��Փ

��ڽ��|�еĂ��^��д��һ��ؓ��Ľ�׃��,��λ�r,��|��ӔD��,��Һ�w��|ԭ��ܶȣ��ؓ��λ�r,��|��ܶȄt�pС,��ĳ��Һ�w��|�r��ؓ��^(q��)�Ƚ��|��g��ƽ��x��^ʹҺ�w��|��ֲ�׃��R��Ӿ��x,Һ�w��|�͕��l(f��)��,��γ�΢��,��΢��Mһ��L��ɞ�ջ��ݡ��ھo��ĉ��s�^��,��@Щ�ջ��ݱ��s,��w�e�sС��е��ȫ��ʧ,��Ó��λ�r,��ջ��ݾͲ��ٷ�(w��n)��ˣ��@�r�ջ��݃ȵĉ��Ѳ��֧��Ĵ�С,��_ʼ��ݻ��ʧ,��@һ�^�̷Q��ջ��ã��g��,��

��ڿջ��ķ��l��׃��,��˻��W��ğ��W׃��ʹ��W��ٶȺͮa(ch��n)�ʵ��,��

1.2 ��ɻ��Փ

�ڳ��ջ��a(ch��n)��ľֲ��ߜ�,��߉��h(hu��n)��£�ˮ��ֽ�a(ch��n)��H��OH��ɻ��
          H2O →HO•+ H•
          H•+ H•→H2
          HO• + HO•→H2O2
          H•+HO•→H2O

��ܽ��Һ�еĿ՚�(N2��O2)Ҳ��԰l(f��)��ɻ��ѽⷴ��a(ch��n)��N��O��ɻ��
          N2→2N•
          N•+HO•→NO+ H•
          NO + HO•→HNO3

2. Ӱ푳��Ҫ��

Ӱ푳��Ҫ��ذ��ܽ��w,��pHֵ,��ضȡ��ʏ��Ⱥͳ��l�ʵ�,��

2.1 �ܽ��w

�ܽ��w�Ĵ��ڿ��ṩ�ջ��ˡ��(w��n)��ջ�Ч��,��Ϳջ��,��ʺͽ��̶ȵ�Ӱ��Ҫ�Ѓɂ��ԭ��(1)�ܽ��w��ջ��ݵ��|�Ϳջ��Ҫ��Ӱ�,��(2) �ܽ��w��N2O2�a(ch��n)��ɻ�Ҳ��c��ⷴ��^�̣��,��Ӱ푷��C��ͽ��ⷴ��ğ��W�̈́��W�О�,��

2.2 pHֵ

��ЙC��A��|�ĳ��⣬��ҺpHֵ��^��Ӱ�,��ҺpHֵ�^С�r,��ЙC��|��ˮ��Һ��Է��ʽ��ڞ��׽ӽ��ջ��ݵĚ�Һ��,��l(f��)�M��ջ��݃�,��ڿջ��݃�ֱ�ӟ�⣻ͬ�r�ֿ��ڿջ��ݵĚ�Һ��Ϻͱ��w��Һ��ͬ�ջ��a(ch��n)��ɻ��l(f��)��,��Ч�ʸ�,��ҺpHֵ�^��r,�ЙC��|�l(f��)��x��x��ʽ��Һ�У��l(f��)�M��ջ��݃�,��ֻ��ڿջ��ݵĚ�Һ��Ϻͱ��w��Һ��ͬ��ɻ��l(f��)��,��Ч��^�ͳ��l(f��)��ڿջ��˃Ȼ�ջ��ݵĚ�-Һ��̎��x�Ӳ��׽ӽ��-Һ��,��y�M��ջ��݃�,��ˣ��Һ��pHֵ�{��(ji��)��M��ЙC��Է��ӵ��ΑB(t��i)��ڲ��ړ]�l(f��)�M��ݺ˃Ȳ�,��

2.3 �ض�

�ضȌ��ջ��ď��Ⱥ̈́��W�^�̾��зǳ��Ҫ��Ӱ�,��Ķ��ɳ��ʺͳ̶ȵ�׃��ͬ�ض��,��ض��ڼӿ췴��ٶ�,��T��Ҫ��ڿջ�Ч��ķ��ض��^�ߕr,��ؓ��ڃȕ�ʹˮ��v��pС�ջ��a(ch��n)��ĸ߉�,��ͬ�r�ջ��ݕ��Mˮ��Ϳջ��a(ch��n)��ĸߜأ��ͽ��Ч��,��һ��WЧ��S�ضȵ��߳�ָ��(sh��)�½�,��ˣ��͜�(С��20��)�^��ڳ��⌍�,һ�㶼��Ҝ��M��,��(sh��)�о�Ҳ��,��Һ�ضȵ͌��

2.4 ��l��

�о��,��l��Խ�߽��Ч��Խ��,��l��c�ЙC��Ⱦ��Ľ��C��P��ɻ��Ľ��ⷴ��һ��l��,��ԟ��Ľ��ⷴ��,��ڿջ��ֵ�r,��S��l�ʵ��Ч��,��

2.5 ��ʏ��

��ʏ��ָ��λ�l(f��)��e�چ�λ�r�g��ݗ��ϵ�y(t��ng)�еĿ��,��һ��Ԇ�λݗ��e�ϵĹ��ʁ��һ��f,��ʏ��Խ��Խ��ڽ��ⷴ��,��^��r�֕�ʹ�ջ��ݮa(ch��n)��Σ��ó��ʏ��p��,��ٶ��½�,��

3. �Y�Z

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[1] ��ռ�p,��Z��P��. ��ˮ�w��ЙC��Ⱦ��о��F(xi��n)��[J]��ÿƼ�,��2003,��30(6)��45-47��
[2] ��־��̽��,��Ǆ��e. ��ȱ��ӽ��ĳ��T��[J]. ��W�W��,��2003��61(12)��2016-2019��
[3] �w��,��. ��g��ˮ��ЙC��Ⱦ��Ľ��[J]. ��W��̎�,��2002��93(6)��21-22��
[4] ФС��, ��, �u�A��ЙC��Ⱦ��о��c�l(f��)չ[J]��h(hu��n)��ƌW�c��g,��2003,��26��84-86��
[5] �ϲ, ��, ��, ��. ��g��ˮ̎��еđ��c�о��Mչ[J]. �h(hu��n)��Ⱦ��g�c�O�䣬2001��2(2)��64-69��
[6] ��, ��Ƽ, �_��, ��. ��W��g̎��ЙC�Uˮ��о��Mչ[J]. ��Ƽ�,��2006,��14(5)��40-45��
[7] �R܊, �w��. ��ˮ��ЙC��Ӱ��[J]. ��W��Ȼ�ƌW�W��, 2005��22(2)��141-150��
[8] ��, ��, Ҧ��, ��. ��W��ˮ��΢��׻��{��о�[J]. �h(hu��n)��W,��2004��23(1)��105-108��
[9] ��,��ȫ,��ȣ��ջ�Ч��ЙC�Uˮ̎��еđ��о�[J]��W�Mչ,��2005,��17(3)��549—553��
[10] �A��, ��, �ƴ��, ��. ��ȱ��Uˮ�ĳ��о�[J]. �h(hu��n)��Ⱦ�c��Σ�2001,��23(3)��45-47��
[11] ��f, �֕��, ��. ��W�°l(f��)չ—�{�ײ��ϵĳ��Ƃ�[J]. ��,��2002��31(2)��45-47��
[12] ꐂ�, ��誳�. ��ˮ�w��ЙC��Ⱦ��Ч��Ӱ��[J]. �oˮ��ˮ,��2000,��26(5)��19-21��
[13] ��ռ�p, �Z��, ��. ��/H2O2��ˇ��ˮ��Һ�м�ȩ�Č��о�[J]. ��ÿƼ�, 2004��31(9)��59-61��
[14] �쌎, ��P��, ��Чƽ. ��l��ݗ�ս��g��ˮ��Һ��о�[J]. �h(hu��n)��Ⱦ��c�O��, 2006, 7(9)��69-72��
[15] ��, ꐬB. ��g��̎��е��о��l(f��)չ[J]. �h(hu��n)��, 2002,��20(4): 23-26��