依靠天然气运行的燃料电池是由联合技术公司的一家子公司UTC电力公司制造的。
The fuel cell, which runs on natural gas, is made by UTC Power, a subsidiary of United Technologies Corporation.
联合利华旗下的印度子公司Hindustan Unilever花了4年时间开发出电池驱动的便携式净水器“Pureit”。
Hindustan Unilever spent four years developing its battery-powered portable water-purification system called Pureit.
该机构说，上个月在迪拜附近坠毁的美国联合包裹运输公司的航班，携带了大量的锂电池。
The agency said a United Parcel Service flight that crashed near Dubai last month was carrying large quantities of lithium batteries.
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