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(Classification of Lithium-ion Batteries From the Perspective of Materials) Similar to lead-based and nickel-based batteries, lithium ions use a positive electrode (cathode), a negative electrode (anode), and an electrolyte as a conductor.…

(Can be manufactured and repaired, 3D printing casts a big country) When a plane is driving through the sky with a huge whistling sound, people standing on the ground always have to…