On the regional Bouguer gravity anomalous map of Zhungaer Ba- sin,the value of anomaly increases negatively from basin to mountains, which is up to-260 regal in Tianshan mountain area.

• 在准噶尔盆地的区域布格重力异常图上,异常值由盆地向山区负向增大,至天山山区达到-260毫伽。