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最佳答案：For batch goods for more than 5 mm powder, particle size, and the size of the la
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最佳答案：首先,不好意思,我不是你们专业的,许多名词都不太理解,所以这是软件翻译的,我读了两遍,感觉有几点不太对,但是能力有限,你自己看看吧,自己稍作修改就行了Maste
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最佳答案：Considering that your purchasing quantities are too many to write on one sheet,s