The performances of battery such as internal resistance, activation time, large current discharge and pulse current discharge capacity, ect.
介绍了在缩短激活时间、降低内阻、提高电池大电流工作能力和脉冲放电能力等方面取得的进展。
Imersion oil electric pump unit is a kind of oil jack with rodless deep extraction, large discharge capacity and high lift.
潜油电泵机组是一种无杆深抽、排量大、扬程高的抽油设备。
High capacity rechargeable Libatteries with large capacity. long service life. low self-discharge rate and is economic and environmentally protective.
高容量可充电锂电池，容量大、命长、放电率低，经济环保。
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