arcsecant

常见例句

• The minimum FWHM for (0002) and (1012) XRD rocking curves of these films were 410 arcsec and 1321 arcsec, respectively.
  其(0002)和(1012)面X射线摇摆曲线半峰宽最小值分别达410弧秒和1321弧秒，为当前文献中硅(111)衬底上制备的氧化锌薄膜的最小值。
• A conclusion is conducted from the final experiments that the errors of spindle deviation within 0.5 arcsec could be maintained using this technique.
  应用该技术可将主轴偏角误差控制在0.;5角秒内。
• 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"。
• The experiments show that the maximal tracking error of the system is 170 arcsec when integral gain K= 2, and the maximal tracking error is 93 arcsec when integral gain K=4.
  实验表明，当积分增益K=2时，系统的最大跟踪误差为170"；当积分增益K=4时，系统的最大跟踪系统误差为93"。
• If the night sky of site A is at 20 mag/arcsec2, the brightness of sky there is equivalent to a celestial object of 20 mag filling up a patch of sky of area 1 arcsec x 1 arcsec.
  如果甲地方的夜空光度是20等每平方角秒，则可以理解为甲地方夜空的光度，相等于一个20等的天体，填满一角秒乘一角秒大的天空。
• 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。
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