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Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Therefore, laser cutting is applied in many industries such as automobile, aerospace, shipbuilding, and so on [2].In laser cutting of metallic materials, molten metal is usually removed by using suitable assist gas at high pressure as
http://www.w3.org/ns/prov#wasQuotedFrom	hindawi.com