请问下面几张集成块照片[怎么判断他的好坏 及他的作用我看不懂哎 请教 谢谢了img]http://b52.photo.store.qq.com/http_imgload.cgi?/rurl4_b=d0662b73c78caf4e3874ab1de61a769e752929bcbef01c0ec8238cf88af10e7dbc6f54162dd0d2d85e1ee7f4c421f21ff055385dada81aa9462d1c66a39f9d016a562ec22211cdcf2d4ff35e46bc5971520f02a0&a=52&b=52[/img] [/img]