The tests are carried out on milling machine after conversion. A model of cutting tool, made of polycarbonate, machines a thin lead plate.
实验在经改装后的铣床上进行，以聚碳酸酯作为刀具模型材料切削铅板。
The tests are carried out on milling machine after conversion. A model of cutting tool, made of polycarbonate, machines a thin lead plate.
实验在经改装后的铣床上进行，以聚碳酸酯作为刀具模型材料切削铅板。
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