... free air thermometer 大气温度计 free aperture自由孔径 free arm 自由悬臂 ...
双语例句
1
The parameters of triple Fabry-Perot etalon, namely, free spectral range, spectral width, peak offsets between each etalon, effective aperture and so on are optimized.
优化了三通道法布里-珀罗标准具的自由谱范围、带宽、峰值间隔和有效口径等参数。
2
The aperture ring is just taut enough and incredibly smooth, and obviously because they are designed for motion film and video, it is click-stop free.
光圈环结合紧密却又难以置信的顺滑，显然是专为电影拍摄设计的。
3
Always use air or a clean, lint-free, non-abrasive cloth to clean the laser aperture area.