For the cheaper machines, plastic or resin is commonly used, while more industrial projects can employ powered metals, alloys or polycarbonate materials.
对于便宜的机器，塑料或树脂常用，而更多的工业项目可以采用电动金属，合金或聚碳酸酯材料。
For the cheaper machines, plastic or resin is commonly used, while more industrial projects can employ powered metals, alloys or polycarbonate materials.
对于便宜的机器，塑料或树脂常用，而更多的工业项目可以采用电动金属，合金或聚碳酸酯材料。
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