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'õ õ ' ȣ ظ ϱ ۻ 긮 ۾ Ͽ 255 2019 2026 , 75% ̸.
5 20Ͽ 泲б Ǽ л 20 õ 湮, õ 翡 Ȯϰ о Ծϴ ð .
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忡 ֿ δ PBD(Plastic Board Drain, öƽ 带 Խ ν ȿ Ż ) DCM((Deep Cement Mixing, øƮ ȥ ȭ縦 ϸ鼭 ݱ⸦ ȸ ȥ ν ݿ ü ϴ ) ִ.
ܿ, ݿ Ʈ(Sheet Pile) ġ ȭϴ پ ϰ ִ.
Ǽ ڴ " õ 忡 û ϰ, 濡 ּ ϰڴ" ߴ.
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Դϴ.
Ǹ Ű ʹ.
Ҹ ۿ 鸮 Ŷ!
ڸ ִٰ
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