This paper introduces a floating device that used for Surface medium frequency induction hardening of longer guideway.

本文介绍一种用于长导轨表面中频淬火的浮动装置，它能较好地解决浮动、电效率、冷却三问题。

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The ambient computing efforts take the SimTable technology but use any surface as the projection medium.

环境计算的成果使用了SimTable技术，不过它把所有表面都当作了投影介质。

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According to the difference of the medium, along which the surface sound wave propagates, the detection method is classified, and the general principle, progress, and its application are introduced.

根据表面声波传播介质的不同，对检测方法进行了分类，并从检测原理，研究进展及应用等方面对各检测方法进行了详细介绍。

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An assessment of the impacts of climatic change in Latin America and the Caribbean supported by reliable data suggests that ??climate changes during the last century have included an increase in the surface medium temperature, particularly in medium and high latitudes, and changes in precipitation quantity and intensity in several countries of the Region (Southern Brazil, Paraguay, and Argentina).

UNESCO: Climatic Change

Soon, 30 Mil Mi-28 attack helicopters the current standard for Russian forces in all-weather, day-night, operations and 42 Pantsir-S1 short to medium range surface-to-air missile and anti-aircraft systems again the latest in Russian technology and capable of defense against stealth aircraft will be headed to Iraq.

FORBES: Is Baghdad Becoming Tehran's Military Weapons Pipeline?

Some have even suggested the loose rock regolith on the surface of the moon or Mars as a growing medium, although additional minerals would need to be brought from Earth.

CNN: To boldly grow where no one has grown before