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问题:混合料中各种物料的颗粒()不一样,圆筒转数只能取其适应值。A、比重B、形状C、大小...
Saturday, August 30, 2025
问题:人工判断混合料水份大小,必要时(),借助手感,补助目测不足,是一种经验操作方法。...
Friday, June 27, 2025