Fireflies are a family of charismatic beetles known for their bioluminescent signals.Recent anecdotal reports suggest that firefly populations in North America may be in decline.However, prior to this work, no studies have undertaken a systematic compilation of geographic distribution, habitat specificity, and threats facing North American fireflie
This paper studies the spatial forms and cultural sustainability of the Damazhan and Xiaomazhan historical area, the only area that reflects the development of the assembled-clan hall culture in Guangzhou.In the face of modernization and reconstruction, traditional culture plays an increasingly crucial role in modern cities, determining the express
The article describes the choice features of the matrix elements of the calculation schemes of the metalware segments of the bridge crane trolleys on the basis of Aluminum/Wooden Ornament the multipurpose layout drawing in various design cases.The general sequence of the structure formation of the calculation scheme matrix is shown.The article prop