关于carbons的百科

• carbons造句怎么写

• ModifiedactivecarbonsfornitrogenoxidepurificationatlowtemperatureOfthese,heptanewith7carbonscausesundesirableengineknocking,sorefinerstrytoblendinmoresmooth-burningoctanewith8carbons.Residualsareroom-temperaturesolidsmadeupofmoleculeswith30ormorecarb...
• 2016-12-076865