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...
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...
论文为磁流体 加速度传感器 的研制奠定了一定的基础.The thesis is founded to guide the magnetic fluid acceleration sensor's fabrication. "目的制备一种稳定的 水基 磁流体.Objective To prepare a stable water - based magnetic fluid.磁流体发电是一种直接发电方式.MHD generati...
甲板上所有的装置、窗户、舱口盖和门都已经关牢了。All deck fittings, windows, hatches and doors had been fastened.复杂而不实用的装置a Heath Robinson contraption遇到有人盗车时使汽车引擎发动不了的装置a device to immobilize the car engine in case of theft...