可以列举些有毒或可燃气体与空气的比重吗?
问题描述:
可以列举些有毒或可燃气体与空气的比重吗?
答
CO(略重)R&D
C3H8 R
C2H6 R
C2H4 (略重)R
可以列举些有毒或可燃气体与空气的比重吗?
CO(略重)R&D
C3H8 R
C2H6 R
C2H4 (略重)R