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导师计划qq
- 主演： 陆庆龙 童芷苓 姜修 刘儒 维克多·斯约斯特洛姆
- 状态：更新至14期
- 导演：蔡刀
- 类型：动漫
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简介：White iron is brittle and will crack during firing, and may even explode. The iron ore of the Ming Dynasty is not good to begin with, and using iron molds to cast cannons is just adding insult to injury, and the resulting cannons will be even worse. used. Clay molds don't have this problem.