The charging system had two goals:（ ）
A: To monitor the batteries and avoid damaging them during the charging process.
B: To provide power for accessories.
C: To pump electricity into the batteries as quickly as the batteries will allow.
A: To monitor the batteries and avoid damaging them during the charging process.
B: To provide power for accessories.
C: To pump electricity into the batteries as quickly as the batteries will allow.
举一反三
- 中国大学MOOC: This, combined with ultra-fast charging and longer-lasting batteries, means the drones of 2018 _____________________________.
- The controller of an electric car takes power from the batteries and delivers it to the motor.( )
- Dispose of batteries properly. Do not throw them into fire or＿ high temperature.
- A battery pack contains many batteries, wired in series to create hundreds volts.（ ）
- A fuel cell is a device that produces electricity from chemical fuels, in just one step. Unlike batteries, fuel cells don’t run down or need recharging. As long as there is a constant source of fuel and oxygen, fuel cells will continue to generate power.