About: http://webisa.webdatacommons.org/426437476

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, there is a drawback such that it is not possible to obtain certainly the silicon nitride sintered bodies having the excellent mechanical strength even at high temperatures.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com