rich gas heating with flue gas rarefaction in coke ovens
【医】 骨质疏松
rarefaction of bone
暂无补充释义。
rarefaction of bone
暂无补充释义。
rich gas heating with flue gas rarefaction in coke ovens
rarefaction
rarefaction
rarefaction【声】
rarefaction state【物】
rarefaction region【地物】
rarefaction
rarefaction of air