The device installed on the feed frame comprises five identical working units.

以及安装在左、右两供料机 架上的相同装置；

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These sensors feed data to force generators which cancel out vibrations as they arise in the frame of the helicopter.

当直升机的整体架构出现震颤时，这些传感器能得到信息从而强制发动机消除震颤。

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The time parameter, which filters the feed (some standard feeds only) to only contain videos published within a certain time frame

time 参数将提要（只针对一些标准提要）过滤为只包含某一时间范围内发布的视频

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Meanwhile, during the same time frame, the cost to nutritiously feed a four-person family rose by more than 40%, according to the U.S. Department of Agriculture.

FORBES: Food Scarcity May Leave World Hungry Despite Growth