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[基础知识] COLREG 72里要求的4种shape船上都必须有吗?

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发表于 2009-4-2 21:34 | 显示全部楼层 |阅读模式 来自: 中国浙江宁波
COLREG 72里要求的4种shape船上都必须有吗?

6. Shapes(a). Shapes shall be black and of the following sizes:
(i). a ball shall have a diameter of not less than 0.6 metre;

(ii). a cone shall have a base diameter of not less than 0.6 metre and a height equal to its diameter;

(iii). a cylinder shall have a diameter of at least 0.6 metre and a height of twice its diameter;

(iv). a diamond shape shall consist of two cones as defined in (ii) above having a common base.


(b). The vertical distance between shapes shall be at least 1.5 metres.

(c). In a vessel of less than 20 metres in length shapes of lesser dimensions but commensurate with the size of the vessel may be used and the distance apart may be correspondingly reduced.
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龙船学院
发表于 2009-4-3 09:00 | 显示全部楼层 来自: 中国浙江舟山
是的必须的,在清点驾驶台设备时,会点到的
失控,吃水受限,下锚,特殊作业等等都会用到
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发表于 2009-4-6 00:09 | 显示全部楼层 来自: 中国山东青岛
dang rang bu shi.
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 楼主| 发表于 2009-4-9 20:41 | 显示全部楼层 来自: 中国浙江宁波
如果船上有2 个black ball shape, 2 个 black diamond shape.  还需要几个black cylinder shape?

(iii). a cylinder shall have a diameter of at least 0.6 metre and a height of twice its diameter;
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