��⾀��g(sh��)��(y��ng)��

��r(sh��)�g��2007-10-25 11:34 ��(l��i)Դ�� : ��x��1342

��⾀��һ�N��ۿ��Ҋ(ji��n)�ĹⲨ,��ڹ��V��⾀�˵��(c��)��ʷQ֮��⾀,��(j��)��ͬ�Ĳ��L(zh��ng)��,��֞�A��B,��C��N��,��е�C��⾀��L(zh��ng)��240��260nm֮�g��Ч�Ě��,��֮��L(zh��ng)�(qi��ng)�c(di��n)��253.7nm,��

�F(xi��n)��⾀��g(sh��)�ǻ��ڬF(xi��n)��ߌW(xu��)��W(xu��),��W(xu��)��W(xu��)�Ļ��A(ch��)��,��O(sh��)Ӌ(j��)�ĸ�Ч�ʣ��ߏ�(qi��ng)�Ⱥ��L(zh��ng)��C��l(f��)��b��,��a(ch��n)��ď�(qi��ng)��C��ˮ��՚��w��棩,��(d��ng)ˮ��՚��w��棩�еĸ��N��(x��)��,��x(ch��ng),��ˮ��Լ��ԭ�w�ܵ�һ��C��ݗ��,��会(x��)��е�DNA�Y(ji��)��(g��u)�ܵ��Ɖģ��Ķ��ڲ�ʹ��κλ��W(xu��)ˎ��r��ˮ�еļ�(x��)��,��,��Լ��²��w��_(d��)��̓��Ŀ��,��

♦��⾀TLJ-UV-C��,��

��(d��ng)��⾀�O(sh��)��a(ch��n)��ď�(qi��ng)��䵽ˮ��Һ�w��՚��ϕr(sh��),��еĸ��N��(x��)��,��΢��,��x(ch��ng)��ԭ�w��UV-C��ݗ��,��(x��)��M��е�DNA-RNA��Ɖģ��Ķ��ֹ�˼�(x��)��,��⾀��O(sh��)��ڲ�ʹ��κλ��W(xu��)ˎ��r��,��^�̕r(sh��)�g��(n��i)��ͨ��0.2-5�룩��ˮ�С�Һ�w��՚��99.9%��ϵļ�(x��)��Ͳ��,�,��ƌW(xu��)ԇ�(y��n)�C��L(zh��ng)��240-280nm��⾀��и�Ч��,��

��⾀ͨ�^(gu��)��׃�z��ϢDNA��΢��

♦��⾀V-UV��TOC��⼰�a(ch��n)��Ĺ��

��ˮ��V-UV�܉��cH₂O�l(f��)��W(xu��)��(y��ng),��a(ch��n)��Џ�(qi��ng)��u��ɻ�·OH�,��՚��⣨O₂��V-UV��,��l(f��)��ã��a(ch��n)��O₃��,��

♦♦��⾀�Ĺ�߻��

ˮ�е��ЙC(j��)��Ⱦ��܉��ɵͷ��ӵ��g�a(ch��n)��,��K��CO₂��H₂O��

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