The results show that the existence of non-baryonic dark matter background influences seriousely the instability of a gravitationalsystem.
结果显示，非重子暗物质背景的存在将对引力系统的不稳定性产生重要影响。
2
The authors advance that the driving system of regional tourism cooperation is composed of gravitationalsystem, interference system and auxiliary system.
笔者提出区域旅游合作的动力系统主要由引力系统、干扰系统和辅助系统组成。
3
Astronomers think Swift has a dead-on view of the digestive system of a black hole, which is blasting out a jet of energy as it RIPS apart a star trapped in its gravitational fist.