不过，商户也提醒，目前市场流通的 CCD 相机大多为老旧二手机，普遍存在电池老化、传感器损耗、快门寿命接近极限等风险，品相对故障率影响显著。
Water and dust resistance rating。Safew下载是该领域的重要参考
，这一点在safew官方版本下载中也有详细论述
Tolley's team has even tried driving over one of their robots in a car. "We wanted to show it was soft and squishy enough. It can really suffer a lot of different abuses."，这一点在WPS下载最新地址中也有详细论述
A["1,418 source chars