A .大于35°S
B .小于35°S
C .等于35°S
D .不一定
[单选题]由起航点35°N,120°E到45°N,160°E的大圆航程为()。A .1912nmileB .1812nmileC .2002nmileD .1892nmile
[单选题]由起航点35°N,120°E到45°N,160°E的大圆始航向为()。A .059°B .060°C .072°D .080°
[单选题]某轮起航点50°N、130°E,航向150°,航程400nmile,到达点经度为()。A .134°13′.6EB .134°53′.9EC .125°06′.1ED .125°16′.1E
[单选题]某轮起航点50°N、130°E,航向150°,航程400nmile,到达点纬度为()。A .44°13′.6NB .55°46′.4NC .47°06′.8ND .48°46′.4N
[单选题]已知起航点经度λ1108°24ˊ.6E,到达点经度λ2118°04ˊ.6E,则两地间的经差Dλ为:()A.9°24ˊ.6EB.10°20ˊ.0EC.9°40ˊ.0ED.9°20ˊ.0E
[单选题]已知到达点纬度Φ226°24ˊ.6N,两地间纬差DΦ8°06ˊ.2N,则起航点纬度Φ1为:()A.18°18ˊ.4NB.15°47ˊ.8NC.34°30ˊ.8ND.15°12ˊ.2N
[单选题]()是:基本沿着两点间大圆弧航行的航线。A .等角航线B .恒向线C .大圆航线D . D.双曲线
[单选题]已知起航点纬度j1=04°24'.8S,到达点纬度j2=11°36'.4N,则两地间纬差Dj为()A .07°11'.6NB .16°01'.2NC .07°11'.6SD .15°01'.2N
[单选题]已知起航点纬度Φ123°24ˊ.2N,到达点纬度Φ239°16ˊ.4N,则两地间的纬差DΦ为:()A.15°52ˊ.2NB.16°07ˊ.8NC.14°52ˊ.2ND.62°40ˊ.6N
[单选题]地球表面两点之间的大圆航线的特点是:().A . 各点航线角相等B . 航线距离最短C . 航线距离最长D . 各点航线角不相等,航线距离最短