用闪光照相，要把光圈孔径定为5.6。For flash photography, set the aperture at f.5.6.他把镜头光圈孔径缩小.He stopped down the lens to a small aperture.逆合成孔径雷达 ( ISAR ) 是指固定雷达对运动目标成像.Inverse synthetic aperture radar ( ISAR ) imaging involves station...
The process of semiconductor manufacturing anti - corrosion , anti - pollution has been greater use of fluoroplastics.半导体生产过程中防腐蚀 、 防污染 已更多地采用氟塑料.The wires usually have a tendency toward crystallization and corrosion.挂线通...
Three 3500 W dysprosium lamps are installed on each tower crane for site lighting during night.罐体施工现场:在每台塔吊上装三盏3500W镝灯用于现场夜间照明.Adjust the lighting so it is soft and restful.调节灯光使其看上去既柔和又能给人带来舒缓感。Keep lighting fixtures an...