demonstration
【化】 示范装置
demonstration unit
暂无补充释义。
相关词条
demonstration
demonstration laboratories
demonstration effect【经】
demonstration method
demonstration test【试验】;verification test【试验】
demonstration
demonstration
demonstration unit
暂无补充释义。
demonstration
demonstration
demonstration laboratories
demonstration effect【经】
demonstration method
demonstration test【试验】;verification test【试验】
demonstration
demonstration