關於copperas的百科

• copperas造句怎麼寫

• greenvitriol;copperasAnodorofcopperasissuedinpuffsfromtheroofsoftheneighboringfactory.Productionofferrouspowderbyoxidativeroastofcopperas,abyproductoftitaniumpigmentwasintroduced,andoptimumprocessforthetransformationofsulfurtosulfurtrioxidewasstudied...
• 2018-10-2726590