When the foot pedal is in a first position, the work tool control and ground drive control are not affected.

当所述脚踏开关在第一位置时，所述作业工具控制器和地面驱动控制器不受影响。

youdao

The foot pedal allows an operator to selectively hold the position of one or both of the ground drive control and work tool control.

所述脚踏开关允许操作员有选择地保持所述地面驱动控制器和作业工具控制器之一或两者的位置。

youdao

When the foot pedal is in a second position, the position of the work tool control is maintained, while the ground drive control is not affected.

当所述脚踏开关在第二位置时，所述作业工具控制器的位置被保持而所述地面驱动控制器不受影响。

youdao

The testing ground for his drive for accountability will be education.

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Unmanned land vehicles that can offer support behind ground troops or drive themselves in convoys are still being trialed and developed by the likes of Lockheed Martin, but aerial drones are now so prevalent that some in the industry think the market is saturated with manufacturers.

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And the ground was too wet to drive the truck to the other hen house.

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