Conventional lithium-ion or nickel metal hydride rechargeable batteries contain active material that is placed into a thin film .
传统的锂离子以及金属氢化物镍蓄电池中所含有的活性物质被放置在一个薄膜中。
Sanyo makes nickel-metal hydride batteries inside gas-electric hybrid cars for ford and honda and has a lithium-ion battery partnership with volkswagen , while panasonic has a tie-up with toyota .
Nickel-metal hydride cells discharge faster in this way than other batteries do ; and the higher their capacity , the more prone they are to such self-discharging .