�ձ�܉��ͨ��h(hu��n)��߼��

��r(sh��)�g��2009-07-14 15:22 ��Դ�� : ��x��1990

��ձ�,��F��Ĺ��1964��|��¸ɾ��_�I(y��)֮��,��S��¾�·��_ͨ��\(y��n)ݔ��(qi��ng)�Լ��\(y��n)ݔ܇�v��,��܉��ͨ��ɵ��h(hu��n)��}��,��ձ��h(hu��n)��d�_ʼ��c��h(hu��n)��(bi��o)��(zh��n)��P(gu��n)�Ć��}��h,��Ȱl(f��)��}�ĵط��M(j��n)��º�̎��ط��ΈF(tu��n)�wҲ�ƶ��(y��ng)�ĭh(hu��n)��o(h��)�l��,��

һ,��ձ��P(gu��n)܉��Ę�(bi��o)��(zh��n)�ͷ��

1��¸ɾ��F·��(g��u)��Ҏ(gu��)�t��

Ҫ��ȡ��ʩ��ֹ��@��Ҏ(gu��)��

Ҫ��ڿ��W(xu��)У,��t(y��)Ժ,��ܾ�ס�^(q��)�ȵ�܉��·�ϲ�ȡ��O(sh��)��Ҏ(gu��)��

Ҫ��܇�v�Y(ji��)��(g��u)��@��Ҏ(gu��)��

2,��h(hu��n)��d��I�F·�Ľ��h��

�� ȡ��Ĺ��ߌ��h��Ĵ��q��,��h(hu��n)��d��I�F·��h��Դ��镺��(bi��o)��(zh��n),��

3,��\(y��n)ݔʡ��I�F·��ȡ�o��Դ��ߵ�ָʾ��

4��P(gu��n)��¸ɾ�܉��ĭh(hu��n)��(bi��o)��(zh��n)��

��(j��)��,��ձ��ָ��Щ�؅^(q��)��ķN��,��Т���õ��(zh��n)ֵ��70dB����õĻ��(zh��n)ֵ��75Db,��

5,��ᘌ��Ҏ(gu��)�F·��½��·��Ҏ(gu��)ģ��r(sh��)��ֹ��ʩ��

��(d��ng)��Ҏ(gu��)�F·��O(sh��)�¾�·��M(j��n)�д�Ҏ(gu��)ģ��r(sh��)��˱��h(hu��n)��,��ǰ�A(y��)��Ȇ��}�İl(f��)��,��ƶ��P(gu��n)��ᘡ��ڽ��O(sh��)�¾�,��ȃr(ji��)��ָ��(bi��o)(LAeq),��ו�(7:00—22:00)��60dB��£�ҹ�g(22:00—��7:00)��55dB��,��ڱ��c(di��n)��o(h��)�ľ�ס��Å^(q��)��,��(y��ng)Ŭ��ٽ��ͷ�ؐ��(sh��)��ڴ�Ҏ(gu��)ģ��쾀·,��(y��ng)�ȸ��ǰ��ֵ��,��

��Č��

��˽��ͳ�Ҏ(gu��)�F·��,��F(xi��n)�е��д��ԵĴ�ʩ��±�,��

��ֹ��Ҏ(gu��)�F·��Č��Ч��

��	��	Ч��f
�D(zhu��n)��	��Q܇݆��Ĳ��⻬	��D(zhu��n)��,��Y(ji��)��(g��u)�w��Ч,��Ч��c��ǰ��܇݆��r��^��һ��ɜp��5dB
	��L܉	��һ�Ŷ�Փ��Ч��,��һ��p��2��5dB,��Y(ji��)��(g��u)��Ҳ��Ч��
	܉��Ĺ⻬��	܇݆��B(t��i)�^�õ��r��Ч��@��,��Y(ji��)��(g��u)�w��Ҳ��Ч��
�Y(ji��)��(g��u)�w��	��в�܉��\|	��Y(ji��)��(g��u)�w��ԣ��ɜp��8dB��
	��е��܉��	��Y(ji��)��(g��u)�w��,��Ȳ��в�܉��\|��
	��N��܉��	��Y(ji��)��(g��u)�w��Ч��,��һ��ɜp��5dB
	��܉��w��܉��	��Y(ji��)��(g��u)�w��ԣ�һ��ɜp��10dB��
늙C(j��)�L(f��ng)��	��(n��i)��늙C(j��)	��늙C(j��)��L(f��ng)��,��ɜp��10dB��
늙C(j��)�L(f��ng)��	��(n��i)��늙C(j��)	��c(di��n),��ڵĸ߶ȶ��ͬ
�D(zhu��n)��	��÷��ڡ�ֱ��	�]��ϕr(sh��)�ɜp��2-3dB��
�L(f��ng)��	��÷��ڡ�ֱ��	��@Щ��ߌ��D(zhu��n)��,��L(f��ng)��܇�v�²��l(f��)��^��Ч��)
��	��w��܉��܉��	��δ��Ч��,��Ŀ��(bi��o)�ǜp��5dB��