Brinell hardness test
[机] 勃氏硬度试验
🧩 词语组成解析
hardness [冶]布氏硬度,压球硬度
hardness
['hɑrdnɪs]
n. 坚硬;<物>硬性;困难;冷酷;
🗣️ 情景例句
It's Alexandra.
是Alexandra。
You know that some countries are selling this kind of products at cheap prices in large quantities.
您知道有的国家对这种商品正在削价抛售。
We spent all our days on the beach.
我们有好几天都是在海滩上度过的。