為什麼釣魚一定要用鉛當釣垂? - 社會議題
By Hedwig
at 2011-11-25T00:00
at 2011-11-25T00:00
Table of Contents
每年台灣數以千計釣客的鉛釣垂投入海中累積的鉛含量不但十分可觀對環境產生的潛在威脅也很巨大既然如此,為什麼不用其他金屬代替呢?是考慮到重量或是其他因素嗎?...Showmore
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