semi-permanent high 半永久高压 ; 半永久性高压
area of permanent high pressure 常定高压区
permanent high altitude native 高原世居者
high resolution permanent magnet 高分辨率永久磁铁
high performance permanent magnet 高性能永磁体
high temperature permanent magnet 高温永磁材料
high coercive force permanent-magnetic material [电子] 高矫顽力永磁材料
应用推荐