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- BeijingAir: We are in the process of upgrading the AQI reporting software, thank you for your patience. 8:10:23 AM
- BeijingAir: 09-02-2010; 08:00; PM2.5; 46.0; 118; Unhealthy for Sensitive Groups // Ozone; 3.4; 3; Good
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#1 by Maggie on September 11, 2008 - 6:58 PM
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哇！用脚架了吗？特别是第一张，曝光时间多久？光成了一条线。我一直想拍这样的照片，因为没脚架，手不稳，拍出来全都很诡异。
#2 by Patrick on September 11, 2008 - 10:40 PM
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全都用了脚架。第一张是三张照片合成的，分别曝光5秒、10秒、20秒。