Sektor penerangan lampu tiang navigasi kapal adalah taresit 155° 225° 135° 125° Saya Tidak Tahu.

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The question asks for the sector of illumination for a ship's navigation light pole. The correct sector angle is a piece of specific navigational knowledge. The answer provided is 135 degrees, which is a standard angle for the sector of illumination for navigation lights according to international guidelines.