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上图为美国纽约採鑛公司所制造的碎鑛机,下有详细数字:碎鑛机:371/2号的“S”型滚珠轴承迴旋碎鑛机。给鑛机口:61/英吋;机头直径3英尺。
Pictured below is the crushing machine manufactured by the New York Mining Company, detailed below: Crusher: Type “S” Ball Bearing Crusher No. 371/2. Miner mouth: 61 / inch; nose diameter 3 feet.