high grade steel - Biz 80是什么材料
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high grade steel - Biz 80是什么材料
high grade steel - Biz 80是什么材料
high grade steel - Biz 80是什么材料
这是美标钢材,在美标中,grade是用来区别同一标准号中几个钢号的化学成分的而steel是钢铁的意思.Grade 2A 至Grade 2D都是英国的铸铁牌号.Gr
high grade steel - Biz 80是什么材料
请帮忙翻译,谢谢high tensile/grade 5 steel
HIGH grade condition
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吉他弦上的high-grade是什么意思
both grade and high school .翻译
翻译 made of high strength steel or aluminum
steel
steel
steel
steel