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還是你厲害,測量到角度為80度。我隻是目測估計離90度不遠~~
-一劍無痕-
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08/13/2025 postreply
11:45:36
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目測大概是80度左右,誤差正負15度。 : ) 精確值測量一下3104 船頭就知道了。
-Shubin-
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08/13/2025 postreply
11:51:17
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什麽條件?越有夾角越促其轉向,因為船頭壓差要比船尾大
-老鍵-
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08/13/2025 postreply
13:14:09
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就是理想流體的機械能守恒,好像是中學物理的內容。鏈接在內
-Shubin-
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08/13/2025 postreply
13:45:31
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