This lack of maritime surveillance and disaster preparedness is not unique to the greatcircleroute, but the nasty local conditions are.
对 海运监督的缺失和对海难准备 工作的不足,对大圆航线来说并不少见,糟糕的当地情况亦是如此。
2
It can motivate about 3 pairs of waves that propagate along a "greatcircleroute" and significantly affect the general circulation in mid-high latitudes.
它能激发大约3对波动,这些波动主要沿“大圆路径”传播,对中高纬的环流形势有重要影响。
3
The analysis indicates that the conditions of second derivative of the above relevant factors play an important role in the formation of greatcircleroute.