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							Arne Stra burg
														
							
						 
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							Hendrik Lűtzen
														
							
						 
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							Andreas Hartwig
														
							
						 
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									著者所属:Fraunhofer Institute for Manufacturing Technology and Advanced Materials (IFAM) Fraunhofer Institute for Manufacturing Technology and Advanced Materials (IFAM) Fraunhofer Institute for Manufacturing Technology and Advanced Materials (IFAM)