The efficiency of a coal-fired thermal plant is typically in the range of 30%-35%. In a combined cycle gas turbine system running on natural gas, the maximum efficiency is in the range 45%-50%.

烧煤的热电厂的效率通常在30%到50%之间，使用天然气的联合循环燃气轮机系统最大效率在45%到50%之间，而很多专家认为高温燃料电池的效率可达到80%至85%。

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With all the possibilities for allocating functions to components, combined with the range of choices for implementing those functions, traditional management methods are no longer adequate.

尽管有可能将功能分配到组件，与实现那些功能的选择范围相结合，但是传统的管理方法不再能够胜任。

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With the wide range of platforms to support, combined with the sheer power of mobile browsers, developers are turning to HTML5 as a "write one, run many" solution.

有着对范围广泛的各种平台的支持，结合了移动浏览器威力十足的强大功能，开发者正转向HTML5这一被称作“一次编写，多处运行”的解决方案。

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He is replacing it with a plan that would provide a combined land- and sea-based capability more quickly, focused on shorter range missiles Iran could use to threaten Europe, with the option of expanding later to cover longer range missiles if necessary.

VOA: standard.2009.10.23

He says electric and plug-in hybrid drivetrains, combined with engineering improvements to increase range and reduce weight, will be the future of motoring.

FORBES: BMW Design Head On The Future of Cars, Why Electric Needs A Premium Brand

Combined, they would offer an attractive range of products to customers.

FORBES: Now, How Do They Plug It In?

This means mixing and matching components so that the same engineering and parts can be combined like Lego to produce a wide range of different vehicles.

ECONOMIST: The car industry