Oh? The reason why the sample couldn't be cut properly was due to the metallographic cutting machine
Do you think sample cutting is difficult? Actually, it's not difficult at all! If you find it difficult to even cut a satisfactory sample, then there must be a problem. Thinking too idealistically about reality makes one feel that perfection is only one step away from oneself, but in fact, it is far from perfect. Good cutting is not something you come up with, but whether you can encounter a satisfactory metallographic cutting machine in reality. So I want to cut the sample
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