A new type dual complex turbulent combustion method of primary and secondary air is put forward, and its effective action on combustion process is analyzed.

提出了一种新型的一、二次风双重复合旋流燃烧的方法，并且分析了其对燃烧过程的有效作用。

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The water resources system of basin is the complex system of human and natural water circulation, and dual complex character becomes the intrinsic property of water circulation.

流域水资源系统是自然和人工水循环的复合系统，二元复合特性成为水循环的固有属性。

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Nanosized rare earth complex oxides have dual characters of nanosized materials and rare earths, which attract scientists'extensive attention.

稀土纳米复合氧化物因其具有纳米材料和稀土元素的双重特性，引起了科学家的广泛关注。

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The ability to link via Bluetooth to this Xbox-style gamepad with dual analog sticks and a myriad of buttons allows for more complex, console-style games on the-go.

FORBES: A Closer Look At How Samsung Galaxy S4 Will Change The Game

Executives at Sorrell's operating companies, trying to explain their complex and shifting alliances, say they have "dual nationalities, " loyal to both their specific brand and to WPP.

FORBES: Magazine Article

If the situation weren't complex enough, another issue's arisen lately - what you might call "dual-use" research.

BBC: Geoengineering: Risks and benefits