作文要求:
写一篇关于电脑和人脑差别的文章。
字数要求:
300字以内。
作者词汇表达比较灵活多变,尤其是高级词汇使用较恰当;句式变化多样,句法方面做的很棒;全文结构较为严谨。
Iron plate pcb used for a high-end motor,high-end product equipment and motor . It is widely used on the market currently Iron plate pcb exported to Japan, Korea, Taiwan and Canada and other countries , compared to aluminum substrate hardness Manufacturing process and the difficulty will be much larger, generally difficult to master the technology manufacturers, the cost of cost and scrap rate is relatively high.