Bao-sen Wang

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In recent years, there has been a marked increase in interest in biodegradable materials for use in packaging, agriculture, medicine, and other areas. In particular, biodegradable polymer materials (known as biocomposites) are of interest. Polymers form the backbones of plastic materials, and are continually being employed in an expanding range of areas. As(More)
The seven metal elements in Yunnan wild schizophyllum commune Fr, including Zn, Co, Ni, Cu, Fe, Cr and Mg, were determined by atomic absorption spectrometry for providing a scientific basis of the development. The results show that Zn, Co, Ni, Fe, Cr and Mg are relatively rich in schizophyllum commune Fr and the content of Cu is lower. The ratio of the(More)
The global financial crisis hastened the development of the Shenzhen GEM is a venture capital a key link in the chain, force the development of SME financing difficulty in resolving the issue. In view of the characteristics and specific risks of Growth Enterprise Market (GEM), this paper measures the market risk of 28 listed companies on the GEM by use of(More)
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