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Author: WikiMatrix
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English[en]
Robert Schwartz, the engineer who created the preliminary designs, essentially scaled up the 240 mm shell (then the maximum in the arsenal) and used the German K5 railroad gun as a point of departure for the carriage.
Chinese[zh]
工程师罗伯特·施瓦茨的初步设计是将240毫米炮弹做大(后来成为兵工厂中最大的炮弹),并用德国K5列車砲作为发射载体。