penetration depth
渗透试验，穿透试验
penetration test
暂无补充释义。
相关词条
penetration
penetration
penetration
penetration effect
penetration enhancers
asphalt penetration test
penetration
penetration test
暂无补充释义。
penetration depth
penetration
penetration
penetration
penetration effect
penetration enhancers
asphalt penetration test
penetration