Submarine battery is main part of power system of submarine. In order to research on power system of submarine by simulation, one must model battery outer characters.

潜艇蓄电池是潜艇主动力系统的重要组成部分，要对潜艇主动力系统进行仿真研究，必须建立精确的蓄电池外特性模型。

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When the battery is short of electric, power, please replace the new one duly in order to avoid it erode the product.

电池使用至电压不足时，应及时更换，以防变质而腐蚀本产品。

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The measures include a battery box aimed at insulating lithium-ion cells from one another in order to prevent their overheating, as well as a venting mechanism for fumes, according to officials who spoke on condition of anonymity.

BBC: Boeing 'set to offer plan to fix Dreamliner battery'