倍: times密度: density; thickness记录: take notes; record双倍密度记录: double de ity recording; double density recording倍密度记录格式: double-density format变密度记录: variable density recording单密度记录: single density recording高密度记录: high de ity recording; high density recording密度记录器: density recorder; dr双密度记录: double dense recording; double density recording; double-density recording线性密度记录: linear density recording倍密度: double density; dual density变密度记录胶卷: variable density film; variable-density record film变密度记录剖面: variable density record section; variable density-record section; variable-density record section低密度记录方式: low density mode; low density recording mode矿浆密度记录器: pulp density recorder密度记录控制器: drc density recording controller气体密度记录仪: gas-density recorder倍密度编码: double-density encoding倍密度格式: double-density format双倍密度: double de ity; double density四倍密度: quad density显微组织光密度记录器: bio-photorecorder倍密度软磁盘: double density diskette; double density floppy disk; double-density diskette双倍密度磁盘: double de ity disk; double density disk
