Nowadays, the novel secondary lithium battery is widely used for it is safe and reliable, small and light, good for environment protection with high power density.

当前，安全可靠、有利于环保、高功率密度、体积小、重量轻的新型二次锂电池正被广泛应用。

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Please use the lithium battery, green environmental protection, large capacity, long life, light weight.

选用锂电池组，绿色环保，容量大、寿命长、重量轻。

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Short circuit protection should be well handled on every single Spare lithium battery, moreover, only 2 spare lithium batteries are allowed per person.

携带备用锂电池必须单个做好保护以防止 短路，且只允许每人在手提行李中携带2 块备用电池。

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Lithium ion battery maker A123 Systems today said it has sold its automotive business to Johnson Controls and is filing for bankruptcy protection.

FORBES: A123 Systems Bankruptcy: Is A Complete Sell-Off Next?