光学&天文学专业术语英语翻译
分光镜夹座 beamsplitter holder折镜子午仪 beant transit筒枕，滚枕，托架 bearer方向角，象限角 bearing罗针 bearing bar方向圈 bearing circle航线方向角 bearing direction方向指示器 bearing indicator摄影轴方向 bearing of exposing axis方向线 bearing of line航基方向圈 bearing of the track方向椿 bearing picket方向分度器，方向图板(航空) bearing plate测向范围 bearing zone合拍频率 beat frequency毕福风级 Beaufort scale毕福风级 Beaufort wind scale床，河床 bed河床 bed of stream层理 bedding基岩，地盘岩，岩石底床 bedrock蜜腊 bees wax曲线起点 beginning of curve (B.C.)搁浅的 beheaped镜后快门 behind-the-lens shutter语际翻译 版权所有
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