Secondly, DF and AF have similar power allocation schemes to optimize the SER performance.
在优化系统误码率（SER）性能方面，二者具有基本类似的功率分配方案；
Its built-in power zoom head automatically adjusts flash coverage for 28mm through short-telephoto Minolta AF lenses and also tilts and swivels for bounce-flash operation.
其内置的电动变焦头自动调整自动对焦镜头闪光灯覆盖范围为28毫米美能达通过短期远摄并倾斜，旋转操作的反弹闪光。
应用推荐