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pro vyhledávání: '"王亞彰"'
Autor:
Ya-Zhang Wang, 王亞彰
99
With the increasing of serious environmental pollution, the importance of environmental protection is imperative. The alloying element chromium (Cr) which is regarding as class B carcinogen by U.S. EPA, is often added to cast iron, thus it de
With the increasing of serious environmental pollution, the importance of environmental protection is imperative. The alloying element chromium (Cr) which is regarding as class B carcinogen by U.S. EPA, is often added to cast iron, thus it de
Externí odkaz:
http://ndltd.ncl.edu.tw/handle/73037055358134695866