LJUBLJANA, Feb. 6 (Xinhua) -- A full-scale replica of the armillary sphere with rotating rings created by Augustin Ferdinand Hallerstein, or Liu Songling by his Chinese name, in the 18th century, will be permanently installed in Ljubljana.
Slovenian President Natasa Pirc Musar, Chinese Ambassador to Slovenia Wang Shunqing, and Ljubljana Mayor Zoran Jankovic attended the inauguration ceremony on Tuesday in front of the Slovenian Archives building on the bank of Ljubljanica River, which runs through the capital.