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1·It mentions the ways of improving radiant tube's thermal efficiency. It summarizes the designation and lectotype of radiant tube.

介绍了各种提高辐射管热效率的途径，对辐射管的设计与选型做了总结。

2·Thanks to the development of new sealing technology, the regeneration type radiant tube nozzle can be used in the vacuum furnace to achieve uniform heating result.

新型密封技术的开发，使蓄热式辐射管烧嘴得以应用在真空炉上，并获得了均匀的加热效果。

3·Two methods for radiation heat trnasfer in radiant tube furnace, the equivalent grey planes method and the imaginary planes method are introduced and compared with real conditions.

当量连续灰平面法和假想面法，并与实际情况进行了比较计算。

4·Working principle, construction and control of the burner with integrated recuperator (BICR) provided with radiant tube and developed by Kromschroeder Co. of Germany were described.

论述了由德国霍科德公司开发的与辐射管配套使用的自预热燃烧器的工作原理、结构和控制技术。

5·Experiment results showed that radiant-tube with regenerative combustor not only has advantages on energy saving and environment protecting, but also has advantages on temperature…

结果表明，蓄热式辐射管与常规辐射管相比不仅在节能、环保方面具有优势，而且在加热均匀性方面也有优越性。