只不过，「搓擦条」的最终成品相当别扭，还要单独适配，导致开发者兴趣寥寥，用户能实际得益于触控的场景也非常有限。但如今，整块屏幕都可以触控，用户想怎么用就怎么用，反而从根本上解决了交互设计的问题——毕竟，谁不会用 iPhone 和 iPad 呢？
FT App on Android & iOS
。爱思助手下载最新版本是该领域的重要参考
其中 λ≈1.05，α≈1.67。。关于这个话题，同城约会提供了深入分析
"Launching radioactive material through the Earth's atmosphere brings safety concerns. You have to have a special license to do that, but it is not insurmountable," says Dr Simeon Barber, planetary science specialist at the Open University.
for each pixel in image