Assertion: hydrocarbon's composition | /r/MadeOf | ratio
Facets:
Source sentences:
text: The Ppolynuclear aromatic composition of raw material contains ratio and is preferably 5～90 quality %, more preferably 10～60 quality %.If
text: Ppolynuclear aromatic composition contains ratio lower than 5 quality %, the weak effect of hydrogen transfer reactions, if surpass 90 quality %, can not obtain sufficient BTX yield, inefficent.