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ֿ ÷ý(eLoran) ۽ű ȭ (1), ý(DGNSS) ۼ ׳ (3), ٴ ϴ ؾȣǥ ü Ѵ.
, ؾ 'طε' ִü ȭ ϸ, ̿ 䱸 ݿ ص Ʈ ǽð ػ ɰ ȹ̴.
, ÷ ؾ Ƽ GPS 10m 5cm Ϸ ̴ Ƽͱ ϰ, 1 ͳ ù ϰ ִ.
̷ ؾ Ű ̷ Ƽ δ.
ƿ, ؾ Ȱȭ ݱ ü 70% 51 ħ̴.
" ڰ ̿ڵ鿡 Ȯ ġ ϰ, ؾ Ƚ ִ ػ ȯ ϱ ּ ϰڴ" .
̱ⱹ leegikook@hanmail.net
̱ⱹ Դϴ.
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