Comments and ideas of members have been useful in identifying the needs of the public , resulting in the improvement on the effectiveness of our services . activities of the friends of the observatory include regular science lectures , visits to observatory facilities and publication of newsletters 会员对天文台各项服务提出意见，有助天文台认清市民的需要，进一步提高服务成效。天文台之友的活动包括定期举办科普讲座、参观天文台设施和出版会员通讯《谈天说地》 。
Comments and ideas of members have been useful in identifying the needs of the public , resulting in the improvement on the effectiveness of our services . activities of the friends of the observatory include regular science lectures , visits to observatory facilities and publication of newsletters 会员对天文台各项服务提出意见，有助天文台认清市民的需要，进一步提高服务成效。天文台之友的活动包括定期举办科普讲座、参观天文台设施和出版会员通讯《谈天说地》 。
