他们操作的遥控装置可以改变截煤机的方向、位置和速度，这台德国产的截煤机可以沿着一道300米宽的煤面来回进行切割。
They work with remote control devices that change the direction, position and speed of a German-made cutting machine that slices back and forth along a 300-metre-wide coal face.
公开了一种通用遥控装置，所述通用遥控装置便于在看远距离受 限制的环境中操作。
A universal remote control is disclosed that is easy to operate in an environment where sight regarding the remote is limited.
公开了一种通用遥控装置，所述通用遥控装置便于在看远距离受 限制的环境中操作。
A universal remote control is disclosed that is easy to operate in an environment where sight regarding the remote is limited.
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