单选 船舶水手证2026-06-27 更新 0 阅读

Which of the following is not the duty of the sailor on gangway watch? （）

  1. Noticing rise and fall of the tide.
  2. Adjusting the mooring line.
  3. Discharging cargoes. 正确答案
  4. Receive visitors
参考答案：C

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