正切对数表(角度)
7
log(tan(6.1°)) = -0.971147561310537
log(tan(6.2°)) = -0.964031173345499
log(tan(6.3°)) = -0.957026883376197
log(tan(6.4°)) = -0.950131131817391
log(tan(6.5°)) = -0.94334052462938
log(tan(6.6°)) = -0.936651823206843
log(tan(6.7°)) = -0.930061935027999
log(tan(6.8°)) = -0.92356790499651
log(tan(6.9°)) = -0.917166907415425
log(tan(7.0°)) = -0.910856238538593
特别标注45°附近的对数特性，提供角度互补关系速查（如log(tanθ)与log(tan(90°-θ))的关系），支持导出航海专用对数表格式。