austenite grainsize determination

例句：

1. 1. The steel manufacturer is conducting anaustenitic grain size determinationto improve its product quality.
   这家钢铁制造商正在进行奥氏体晶粒尺寸测定，以提高产品质量。
2. 2. During the process of heat treatment, the pearlite grain size determination iscrucial for determining the material's hardness and strength.
   在热处理过程中，珠光体晶粒尺寸测定对于确定材料的硬度和强度至关重要。
3. 3. The engineerused a specialized device toperform the pearlite grain sizedetermination on the sample.
   工程师使用一种专门的设备对样本进行了珠光体晶粒尺寸测定。