THE wireless engineer and radio physicist require to know the speed or velocity of electric waves in order, for example, to convert their measurements of frequency into the corresponding wave-lengths, ...
Journal of Coastal Research, SPECIAL ISSUE No. 95. An International Forum for the Littoral Sciences (SPRING 2020), pp. 996-1000 (5 pages) It is currently impossible to accurately estimate coastal ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果