【单选题】某轮真航向356°,罗经差+2°,航速18 节,风流很小,忽略不计,第一次观测灯塔的罗方位039°,15 分钟后刚好左正横灯塔,则该灯塔的正横距离为:
【单选题】预算管理领域应用的管理会计工具方法包括( )。
【单选题】某轮真航向356°,罗经差 +2°,航速18kn,风流很小,忽略不计,第一次观测某灯塔的罗方位039°,15min后刚好左正横灯塔,则该灯塔的正横距离为 。
【单选题】某轮真航向356°,罗经差+2°,航速18kn,风流很小,忽略不计,第一次观测某灯塔的罗方位039°,15min后刚好右正横灯塔,则该灯塔的正横距离为()。
【单选题】保温瓶必须具备保温性能,这是对商品质量中( )的基本要求。
【单选题】What is the main idea of the passage?
A.
The world is shrinking physically.
B.
The 20th century saw incredible inventions..
C.
The way we live and communicate has changed over the centuries.
D.
The computer revolution has made life more convenient.
【单选题】某轮真航向356°,罗经差 +2°,航速18kn,风流很小,忽略不计,第一次观测某灯塔的罗方位039°,15min后刚好左正横灯塔,则该灯塔的正横距离为 。
【简答题】三相两元件电能表用于三相四线制配电线路电能的测量。()
【简答题】Shopping habits in the United States have changed in the last quarter of the 20th century. Early in the 1900s, most American towns and cities had a Main Street, which was always in the heart of the to...