做表格怎样冻结标题:七氟丙烷 英文怎么说
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如题。。着急ing
propane heptafluoride
或者heptafluoridepropane
HFC-227ea
七氟丙烷{HFC-22ea}
标准/规范英文名:HFC-227ea、1,1,1,2,3,3,3-七氟丙烷(CF3 CHFCF3)的标准规范
I Don't Know!!!I Don't Know!!!I Don't Know!!!I Don't Know!!!