已知A、B两点的坐标,求A、B两点连线的方位角及水平距离的过程叫坐标反算。()
查看答案
Questions are based on a conversation between a travel agency executive and a journalist. You now have 20 seconds to read Questions. According to the woman, what's the difference between going to Third World countries and staying the west()
A. One should have more sleep before going to Third World countries.
B. One should make more preparations before going to Third World countries.
C. There will be no jet lag problem when travelling in the west.
D. One should drink only water when staying in those exotic places.
Questions are based on a conversation between a travel agency executive and a journalist. You now have 20 seconds to read Questions. What would the woman have on the plane()
A lot of wine and a little water.
B. A lot of water and wine.
C. A little water and wine.
D. A lot of water and some wine.
等高线是连续的闭合曲线,不可以中断。()
A. 对
B. 错
导线测量中,无论采用钢尺量距或电磁波测距,其测角精度一致。()
A. 对
B. 错