英语翻译所涉及的专业属于如下：粒度：particlesize镁铝尖晶石:magnesia-aluminaspinel不要用翻译软件.

Question

英语翻译
所涉及的专业属于如下：
粒度：particle size
镁铝尖晶石:magnesia-alumina spinel
不要用翻译软件.

Answer 1

1、The magnesia-alumina spinels that mentioned include grain size 5 ~ 3 mm, less than 3 mm and less than 0.088 mm of three segment of the particle size, or one of the two or three particle size section of the combination.
2、Involves the professional belong to the following:
Grain size: particle size
Magnesium aluminate spinel: magnesia-alumina spinel