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1、钢材重量与延米的换算公式?延米是家具厂家特别的非法计算方法,延米属于长度。
2、做工艺为了效率也安长度计算质量,譬如φ40的圆钢一米10KG ,这是工艺员自己搞的口诀,工业不会用非法的计量单位。
本文到此分享完毕,希望对大家有所帮助。
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