normal operating current造句

例句与造句

1. A small quadcopter has flown for 12 hours and 26 minutes charged by a 2.25 kW laser ( powered at less than half of its normal operating current ), using 170 watt photovoltaic arrays as the power receiver, and a laser has been demonstrated to charge the batteries of an unmanned aerial vehicle in flight for 48 hours.
2. It's difficult to find normal operating current in a sentence. 用normal operating current造句挺难的