A important factor affecting heat transfer ability of double metal rolling fin tubes is gas-side heat transfer coefficient.

影响双金属轧片式翅片管的传热性能的一个重要因素是管外气体一侧的对流换热系数。

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The article introduces property and installation of new motor general protector with electronic re - lay substituting for double metal plate relay.

介绍以电子式热继电器取代双金属片式热继电器的新型电动机综合保护器的性能特点以及安装接线方法。

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Big concrete blocks and double metal posts in the atrium's corners henceforth support the dome and all the concrete floors that extend around the edges on five levels.

中庭角落的混凝土巨块和双层金属杆件从此就支撑起穹顶和所有从五层楼板边缘延伸出的混凝土平台。

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It is uniquely flat and rectangular, unlike virtually any spirit container on the market, made from high-end French crystal, laser engraved with traditional Slovakian poetry on the back and the Double Cross logo on the front, and topped with a polished metal snap-on lid.

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But what makes Double Cross Vodka really special as a gift is its super-cool bottle, unlike any other spirit container, flat and rectangular, made from high-end French crystal, laser engraved with traditional Slovakian poetry on the back and the Double Cross logo on the front, and topped with a polished metal snap-on rectangular cap.

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In 2007, the combined amount of CNC metal-cutting and forming tools produced in China was 126, 268, more than double the amount produced in 2005.

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