One index finger to control the left mouse button, middle finger to control the right mouse button.
其中食指控制鼠标左键，中指控制鼠标右键。
Remotely controlled with umbilical cable or radio control gives immediate finger-tip control making one-man operation possible.
可以电缆或无线遥控，使即时控制成为可能。
Remotely controlled with umbilical cable or radio control gives immediate finger-tip control making one-man operation possible.
可以电缆或无线遥控，使即时控制成为可能。
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