电子类词汇表 A(七)
acoustical hologram,声全息图 acoustical holography,声全息 acoustical holography by electron-beam scanning,电子束扫描声全息 acoustical holography by laser scanning,激光束扫描声全息 acoustical holography by mechanical scanning,机械扫查声全息 acoustical imaging by Bragg diffraction,布拉格衍射声成像 acoustical impedance method,声阻法 acoustical lens,声透镜 acoustically transparent pressure vessel,透声压力容器 acquisition time,取数据时间 actinometer,光能计;直接日射强度表;日射表 (active)energy meter,(有功)电度表 active gauge length,有效基长 active gauge width,有效基宽 active metal indicated electrode,活性金属指示电极 active remote sensing,主动遥感 active transducer[sensor],有源传感器 activity,活度 activity coefficient,活度系数 actual material calibration,实物校准 actual time of observation,实际观测时间 actual transformation ratio of voltage transformer,电压互感器的实际变化 |