Last Updated
：2025/11/21
propwash deflection unit
Noun
Japanese Meaning
船のプロペラの上または後方に設置され、船尾から噴出するプロップ水流を下方向へ逸らす装置。結果として、非常に効果的な攪拌浚渫が行われ、主に浅瀬に沈んだ船の泥や砂を除去するために、救助業者によって使用される。
（ plural ）
Quizzes for review
A device that is placed over or behind the propeller of a boat to deflect the vessel's propwash downward. The result is a very effective form of agitation dredging. PDUs are primarily used by salvors to remove mud or sand from shallow water shipwrecks.
音声機能が動作しない場合はこちらをご確認ください
See correct answer
propwash deflection unit
The salvors deployed a propwash deflection unit over the wreck's stern to blow away the silt and reveal the hull.
See correct answer
The salvors deployed a propwash deflection unit over the wreck's stern to blow away the silt and reveal the hull.
音声機能が動作しない場合はこちらをご確認ください
English - English
Word Edit Setting
- Users who have edit permission for words - All Users
- Screen new word creation
- Screen word edits
- Screen word deletion
- Screen the creation of new headword that may be duplicates
- Screen changing entry name
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
Sentence Edit Setting
- Users who have edit permission for sentences - All Users
- Screen sentence deletion
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
Quiz Edit Setting
- Users who have edit permission for quizzes - All Users
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
