Tulcea Koān
| Tulcea Koān Județul Tulcea |
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| — Koān — | |||
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| Kok-ka |  Romania
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|---|---|---|---|
| Siú-hú | Tulcea | ||
| Bīn-chek | |||
| - Lóng-chóng | 8,499 km2 | ||
| Jîn-kháu | |||
| - Lóng-chóng | 256,492 lâng | ||
| - Bi̍t-tō͘ | 30.18/km2 | ||
Tulcea Koān (Romania Gí: Județul Tulcea) sī Romania ê chi̍t ê koān (județ).
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