penetration depth
穿透型彩色显像管
penetration color picture tube【电子】
暂无补充释义。
相关词条
penetration
penetration
penetration
penetration effect
penetration enhancers
asphalt penetration test
penetration
penetration color picture tube【电子】
暂无补充释义。
penetration depth
penetration
penetration
penetration
penetration effect
penetration enhancers
asphalt penetration test
penetration