通过对西安小雁塔现场考察、实验测试和理论分析,发现并揭示了小雁塔蛙声回声现象,进而对山西莺莺塔、大理千寻塔、大理弘圣寺塔和西安小雁塔的蛙声回声现象进行综合分析,得出中国古代叠涩密檐式砖塔蛙声回声形成的机理和主要影响因素。
In the present paper, the phenomenon of frog voice echo in Xiaoyan Tower of Xi'an is discovered via on-the-spot investigation, experimental measurements and academic analysis. Furthermore, the phenomenon of echo in Yingying Tower, Qianxun Tower, Hongshengsi Tower and Xiaoyan Tower is synthetically analyzed. The formation of mechanism and main factors of the frog voice echo of ancient China's brick tower with stacked unsmooth thick eaves are achieved.