Monthly cloud amount observed at the observatory and monthly bright sunshine and mean daily global solar radiation recorded at king s park between 1971 - 2000 表6 . 1971 - 2000年在天文台观测之云量月平均值与及在京士柏观测之日照的月平均值及平均每日太阳总辐射
2.
Monthly cloud amount observed at the observatory and monthly bright sunshine and mean daily global solar radiation recorded at king s park between 1961 - 1990 表6 . 1961 - 1990年在天文台观测之云量月平均值与及在京士柏观测之日照的月平均值及平均每日太阳总辐射