In the past certain manufacturers have attempted to use Beryllium for the construction of a direct radiating tweeter dome.
过去,某些制造商试图利用铍来建造直接辐射式高音单元穹顶。
In the past certain manufacturers have attempted to use Beryllium for the construction of a direct radiating tweeter dome.
过去,某些制造商试图利用铍来建造直接辐射式高音单元穹顶。
应用推荐