Buy is intended for marking of a ship's course on navigable channels: edges of turns of rectilinear sections and sections with limited view of especially dangerous edges of axis of turn of axis of division and for marking of swell current not coinciding with the direction of a ship's course. They are a round-the-clock reference point for shipmasters. They are used to ensure the safety of navigation of ships.
أخبرنا بما تحتاجه واحصل على عروض أسعار من موردين موثوقين