USS Oahu (PR-6) spar moored in the Wu Gorge of Yangtze River, in 1932 (NH 68440).jpg
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USS Oahu (PR 6) spar moored in the Wu Gorge of Yangtze River, in 1932 (NH 68440), 1932 in China, Wu Gorge, USS Oahu (PR-6), Images from the Naval History and Heritage Command
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USS Oahu (PR 6) spar moored in the Wu Gorge of Yangtze River, in 1932 (NH 68440), The U.S. Navy river gunboat USS ''Oahu'' (PR-6) spar moored in the Wu Gorge of Yangtze River, 1730 km (1080 mi) upriver, in 1932. This maneuver was not often done. Steadied by wires out to rocks fore and aft the two spars held the ship off the beach in the 4-6 knot current.
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オアフ
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オアフこの手技は、あまり行われなかった。針金で岩に打ち出し、2つのスパルは4-6ノットの潮流で船を浜から支えた。
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