平行标绘线 是什么？
平行标绘线 A radar-derived reference line drawn parallel to the vessel's intended track, used to monitor cross-track error by keeping a chosen land echo or seamark at a constant offset.
Source: IMO SMCP, STCW Convention, SOLAS, COLREG
How is “平行标绘线” Used in Practice?
引航员：保持右舷平行标绘线与20米等深线相距一缆；必要时调整舵以维持偏距。
Certification Exam Relevance
Who Needs to Know This Term?
- Deck Officers
- Engine Officers
- Masters
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平行标绘线 是什么？
A radar-derived reference line drawn parallel to the vessel's intended track, used to monitor cross-track error by keeping a chosen land echo or seamark at a constant offset.
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