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<http://webisa.webdatacommons.org/344907337>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<hysteeltube.com> .
<http://webisa.webdatacommons.org/prov/411747872>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/344907337> .
<http://webisa.webdatacommons.org/prov/59845500>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/344907337> .
<http://webisa.webdatacommons.org/344907337>	<http://www.w3.org/ns/prov#value>	"f four main pipelines and its quality enjoys a higher reputation in petroleum, petrochemical, boiler, power generation, machinery, coal mining, chemical and other industries of both domestic and oversea market." .
<http://webisa.webdatacommons.org/prov/282948489>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/344907337> .
<http://webisa.webdatacommons.org/prov/99414940>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/344907337> .