Petrovsky Koān (Saratov Chiu)
Petrovsky Koān (Lō͘-se-a-gí: Петровский район) sī Lō͘-se-a Saratov Chiu ê chi̍t ê koān (raion).
| Petrovsky Koān Петровский район |
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| — Koān — | |||
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| Kok-ka |  Lō͘-se-a
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| Chiu | Saratov Chiu | ||
| Bīn-chek | |||
| - Lóng-chóng | 2,300 km2 | ||
| Jîn-kháu | |||
| - Lóng-chóng | 41,623 lâng | ||
| Bāng-chām | petrovsk64 |
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