I am sorry my English is not good.
This is a problem:
the same pano, display on flash of computer, the quality is high, but when it on iPhone, the quality is low. when it on Android phone html5, the quality is medium.
the quality of the 6 images for mobile phone, is good ,but when it display on iPhone, the quality is low, why is it, Thank you very much!
the pano' url is:
http://3600.othink.cn/bgy/jst/
I upload the screenshot image, please download and zoom it before look, thank you!