fetches

To the transport robot, the working trajectory is unknown means that robot fetches the scattering material in high speed and the trajectory can be detected in real-time by some sensors, such as the visual sensor and so on.

其中工作轨迹未知对于搬运机器人是指对散乱物料的高速抓取功能，工作轨迹需由相关传感器（如视觉传感器）实时检测获得。

After setting up the mysqli connection to the database, it defines which RSS feed will be examined and fetches it into a string variable.

建立到数据库的mysqli连接之后，它定义查看哪个RSSfeed并将其放入字符串变量。

It also provides for byte, halfword, word, and quadword operand fetches and stores between storage and a set of32 Vector Registers ( VRs).

它还规定在存储设备与一组32位矢量寄存器（Vector Register，VR）之间存取和储存的字节、半字、字和四字操作数。