博物馆: Naval Museum (Madrid, Spain)
术: 纸张
除设计潜艇外,艾萨克·佩拉尔还担任过熟练的电气工程师. 他发明了各种物品,如电储电池,一挺电动机枪和一挺轻放电机等. 在这里可以看到设计
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