之前聊枪形钥匙扣的案子收到了很多人的意见，其中有一些对枪支认定标准为何定在1.8焦耳/平方厘米产生了疑问，实际上这个标准是南京一位专家通过实验计算的，而实验方法是用射击猪眼来获取数据，聊聊这个实验和我对标准问题的看法。

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Cinderella (Instrumental) by RYYZN https://soundcloud.com/ryyzn
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Sad Piano by Smith The Mister https://smiththemister.bandcamp.com
Smith The Mister https://bit.ly/Smith-The-Mister-YT
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Heartfül of Kerøsene - Jeff II https://youtu.be/ZbyFsGMjfRg
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Quarantine (Instrumental) by RYYZN https://soundcloud.com/ryyzn
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Omega by Scott Buckley https://soundcloud.com/scottbuckley
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Lovely Swindler by Amarià https://soundcloud.com/amariamusique
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Demised To Shield by Ghostrifter Official
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