- abbr. arcsecant 反正割
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arcsec中文什么意思
例句与用法
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- sub-arcsec radio astronomy
亚角秒射电天文学 - micro-arcsec astrometry
微角秒天体测量 - parallelization tester is used to test the parallel degree of multi-optic-axes system of the large scale photoelectric theodolite with precision less than 0.5 arcsec
摘要平行度测试仪是检测大型光电经纬仪多光轴系统平行度的设备，要求平行度测试仪的精度要达到0.5"。 - after experimentally measuring and marking, this instrument's precision reaches 0.5 arcsec, which better satisfies the requirement-normally 2 arcsec the parallel precision of optical system testing
经检测标定后平行度测试仪的精度可达到0.5"，能够很好的满足检测平行度为创的光学系统的检测。 - after experimentally measuring and marking, this instrument's precision reaches 0.5 arcsec, which better satisfies the requirement-normally 2 arcsec the parallel precision of optical system testing
经检测标定后平行度测试仪的精度可达到0.5"，能够很好的满足检测平行度为创的光学系统的检测。