[請教]我這樣的量水深是否正確
最近一直在想量水深的問題,於是昨天找了一個深40CM的透明桶子
做了能很多前輩都做過的實驗,實驗發現:
實驗前:量水深的方式,上勾架銅柱,視浮標座上面一顆透空豆切起水面為主,
之前這樣是也釣的到蝦,最好成績22P/3H(公蝦),不甚滿意。
實驗發現:實際觀察之前的方式,其實上勾還拖地有一段距離,一直把浮標往下移
大約17顆太空豆的距離,上勾才會離地大約1CM。
實驗結果:吸取板上的知識,上勾最好要離地,下勾拖地,照這樣說法,我之前的量法
不都是錯的嗎?
請問各位前輩,為我指點迷津,我這樣的推論正確嗎?
還是什麼地方出問題了!!
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