这个问题在传统单反相机上比较普遍，数码相机在这方面改善很多。
The problem is more prevalent in compact cameras than SLRs, but in both cases, noise reducing technology in digital cameras is getting better.
传统上，数码单反相机使用一个单独的对焦感应器进行相位侦测。
Traditionally, phase detection in DSLRs has been conducted by a dedicated AF sensor.
与硬顶版本，烧结敞篷车将失去的鸥翼式车门的安排，显而易见的原因，取而代之的是更传统的条目以及单反样供电软顶。
Unlike the hard-top version, the SLS Cabriolet will lose the gullwing door arrangement for obvious reason, replaced by a more traditional entry as well as an SLR-like powered soft-top.
应用推荐