摘要
时空钟根据地球自转和公转原理。将时空钟、地球仪、晨昏圈等有机地结合起来,成为与自然地球同步运行的模拟地球。
Space-time clock combines the clock, globe and circle at dawn and dusk according to the principles of the rotation and revolution of the earth, thus making it a simulated globe which moves in the same way the actual globe moves in orbit.
出处
《山西师大学报(自然科学版)》
1997年第4期46-49,共4页
Journal of Shanxi Teachers University(Natural Science Edition)