1. 2012-11-29 [Ltp-coverage] =?gb2312?b?NTQzLjY1LjIgLy8vLy8vLzUxMTQ ltp-cover =?gb2312?B?bmFneTQ 2. 2012-11-10 [Ltp-coverage] =?gb2312?b?NTQzLjY1LjIgLy8vLy8vLzg0NTE ltp-cover =?gb2312?B?eWlsaWR