海量資源,盡在掌握
 (表1-60)表1-60弧度與角度計量單位及換算弧度角度弧度角度弧度角度弧度角度0.0010.0020.0030.0040.0050.0060.0070.0080.0090°03′0°07′0°10′0°14′0°17′0°21′0°24′0°28′0°31′0.010.020.030.040.050.060.070.080.090°34′1°09′1°43′2°18′2°52′3°26′ (共 362 字) [閱讀本文] >>