炮彈打的越多越不準，炮管的溫度影響射擊精度，那時也沒有測量炮彈出口速度的儀器以調節射擊精度。

來源: XYZ94538 於 2020-12-24 15:59:40 [舊帖] [給我悄悄話] 本文已被閱讀：次

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