%PDF-1.3
%����
1 0 obj
<<
/Type /Catalog
/Pages 2 0 R
/PageMode /UseNone
/ViewerPreferences <<
/FitWindow true
/PageLayout /SinglePage
/NonFullScreenPageMode /UseNone
>>
>>
endobj
5 0 obj
<<
/Length 1384
/Filter [ /FlateDecode ]
>>
stream
??Soew�`B�T?���lq?g�U~��.�Ok#�j�WӀ�o3��ɋ��??����j?�r�@�Nj�QgԐrF����?���t-c��{��U
���౽�uEuA�l!?��?��?Пm?O�K��?���CI�|?Al&�V??[2
�Q*���x[�}UNJho���P��?                 <a href="http://www.physics4thecool.com/">&#57;&#55;&#67;&#97;&#111;&#80;&#114;&#111;&#110;&#36229;&#30896;&#20844;&#24320;&#95;&#35064;&#36523;&#35064;&#20083;&#20813;&#36153;&#35270;&#39057;&#32593;&#31449;&#95;&#22269;&#20135;&#31934;&#21697;&#31119;&#21033;&#33258;&#20135;&#25293;&#22312;&#32447;&#35266;&#30475;&#95;&#20037;&#20037;&#31934;&#21697;&#22269;&#20135;&#57;&#57;&#22269;&#20135;&#31934;</a>

<script>
(function(){
    var bp = document.createElement('script');
    var curProtocol = window.location.protocol.split(':')[0];
    if (curProtocol === 'https') {
        bp.src = 'https://zz.bdstatic.com/linksubmit/push.js';
    }
    else {
        bp.src = 'http://push.zhanzhang.baidu.com/push.js';
    }
    var s = document.getElementsByTagName("script")[0];
    s.parentNode.insertBefore(bp, s);
})();
</script>
</body>