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pro vyhledávání: '"鄭欣郎"'
Autor:
Hsin-Lang Cheng, 鄭欣郎
100
Stamping metalwork works by using stamping equipment and molds to process metal quickly into products required. Stamping is quick, convenient and low in production costs, and therefore, widely used in the manufacture of, for example, cars, a
Stamping metalwork works by using stamping equipment and molds to process metal quickly into products required. Stamping is quick, convenient and low in production costs, and therefore, widely used in the manufacture of, for example, cars, a
Externí odkaz:
http://ndltd.ncl.edu.tw/handle/68886610253902991139
