arcsecond
n. 弧度秒
例句与用法:
Joan of Arc was burnt (alive) at the stake.
圣女贞德在火刑柱上被(活活)烧死。
The stick of carbon is often used in an electric arc lamp.
碳精棒常用于电弧灯。
Joan of Arc was made a saint in 1920.
1920年,贞德被追封为圣女。
Joan of Arc was one of France's greatest daughters.
圣女贞德是法国最伟大的女性之一。
The sun appears to move in an arc across the sky.
太阳看起来在天空以弧线运行。
词形变化:
动词过去式: arced/arcked |
动词过去分词: arced/arcked |
动词现在分词: arcing/arcking |
动词第三人称单数: arcs |
arcsecond
名词 arcsecond:
a 60th part of a minute of arc
同义词:second
arcsecond
■A 100-meter telescope should be able to see features 0.001 arcsecond across, which is 40 times better than Hubble can manage.
100米的望远镜应该看得见0.001弧秒的东西,胜过哈伯望远镜40倍。
■The note also provided columns of residuals of around one arcsecond, which Adams listed to demonstrate that his theory was accounting for Uranus's hitherto anomalous motion.
亚当斯还列出了几行将近一角秒的残差,证明他的理论可以解释天王星直到当时都无法解释的脱序运动。
■Even at the most pristine sites, air turbulence blurs any feature smaller than 0.3 arcsecond.
如果使用帕洛马山耗资一亿美元的5米望远镜观看超巨星参宿四(直径0.05弧秒),看到的只是一点闪烁的红光;
■Test results show that an arcsecond stabilization accuracy can be acquired with composite axes stabilization scheme.
实验结果表明,复合轴稳定方案可以实现(")级稳定精度。
■The correlations between the distributions on arcsecond scales of thermal free-free (7mm), PAH feature (Spitzer IRAC 8 micron), CO(1-0) and HCN(1-0) emission are discussed.
我们并讨论七毫米波自由电子辐射、多环芳香烃分子之红外线辐射、一氧化碳分子辐射、以及氰化氢分子辐射在空间上分布的相关性。
■Our Hong Kong Light Pollution Survey uses the Sky Quality Meters (SQM) to measure the night sky brightness.The unit of night sky brightness is magnitude per arcsecond square.
我们的香港光害调查利用夜空光度测量表(SQM),量度夜空的光度,单位是等每平方角秒。