用户只需控制便携的无线遥控器就可以在背包的背面显示行驶方向和紧急信号。
Simply by controlling the detachable wireless controller, the user can show directional and emergency signals on the back of the backpack.
用户只需控制便携的无线遥控器就可以在背包的背面显示行驶方向和紧急信号。
Simply by controlling the detachable wireless controller the user can show directional and emergency signals on the back of the backpack.
去年，Greger教授和同事发表的研究显示，电极能“读”控制上肢活动的信号。
Last year, Prof Greger and colleagues published a study showing electrodes could "read" brain signals controlling arm movements.
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