rich gas heating with flue gas rarefaction in coke ovens
空气稀薄化
rarefaction of air
暂无补充释义。
rarefaction of air
暂无补充释义。
rich gas heating with flue gas rarefaction in coke ovens
rarefaction of bone
rarefaction
rarefaction
rarefaction【声】
rarefaction state【物】
rarefaction region【地物】
rarefaction