ball grade

基本解释

• [機械工程]球等級

英汉例句

雙語例句

• Rufus: Mm, just in your head. T-ball. First grade. Remember this?
  恩在你的印象裡T球一年級還記得嗎?。
  l58bo2y086.blog.163.com
• Jointly launched three brand series of high, medium and low-grade ball-point pen.
  共同推出三大品牌系列的高，中，低档圓珠筆。
• We mainly produce various kinds of high-grade ball-point pen , gel pens and plastic products.
  主要生産各類中高档圓珠筆、中性筆、廣告筆、塑料制品和木制筆。

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词组短语

短語

• Ball Screw Grade 滾珠絲杆等級
• ball mill grade 球磨分級

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专业释义

機械工程

• 球等級